Color Picker

HEX, RGB, HSL & Palettes

HEX
RGB
HSL

Color Palettes

Complementary
Analogous
Triadic
Split Complementary
Monochromatic

WCAG Contrast Checker

Foreground
Background
0.00
Contrast Ratio
AA Normal
AA Large
AAA Normal

Sample Text Preview

Smaller text for body copy readability check.

Recent Colors

Color Theory

Accessibility

WCAG Contrast Requirements

Level AA requires 4.5:1 for normal text and 3:1 for large text. Level AAA requires 7:1 and 4.5:1 respectively. Always test your color combinations.

Design

The 60-30-10 Rule

Use your dominant color for 60% of the space, secondary for 30%, and accent for 10%. This creates visual hierarchy and prevents color overload in your designs.

Psychology

Color Psychology in UI

Red conveys urgency and energy. Blue suggests trust and stability. Green implies growth and success. Yellow evokes optimism. Choose colors that align with your brand message.

Powerful Features

Visual Picker

Interactive HSV canvas and hue slider for intuitive color selection and precise control.

Color Palettes

Generates complementary, analogous, triadic, split complementary, and monochromatic palettes.

WCAG Contrast

Checks color combinations against accessibility standards (AA and AAA) for inclusive design.

Multi-Format Copy

Copy colors as HEX, RGB, or HSL values with one click for design and development.

Full Articles

Theory

Color Theory: The Foundation of Great Design

Color theory is the art and science of using color effectively. Understanding the relationships between colors is essential for designers, artists, and anyone working with visual media.

The Color Wheel: Primary colors (red, blue, yellow), secondary (green, orange, purple), and tertiary colors create the wheel that forms the basis of all color theory.

Color Harmony: Complementary colors (opposite on the wheel) create high contrast and energy. Analogous colors (adjacent) create calm, harmonious designs.

Color Context: How a color appears depends on surrounding colors. A gray can appear warm or cool depending on what's next to it. Always test colors in context.

Accessibility

Color Accessibility: Designing for Everyone

Color accessibility ensures that your designs are usable by people with visual impairments, including the 8% of men and 0.5% of women with color vision deficiency.

WCAG Standards: The Web Content Accessibility Guidelines require a contrast ratio of at least 4.5:1 for normal text and 3:1 for large text (Level AA).

Color Blindness Types: Red-green color blindness is most common. Avoid using only red and green to convey information. Use additional indicators like shapes or patterns.

Testing: Test your color combinations using contrast checkers and color blindness simulators. Never rely on color alone to convey meaning.

Psychology

Color Psychology: How Colors Influence Emotion and Behavior

Colors evoke emotional responses and influence behavior. Understanding color psychology helps create more effective and engaging designs.

Red: Increases heart rate, creates urgency, associated with passion, excitement, and danger. Used in clearance sales and call-to-action buttons.

Blue: Calming, trustworthy, professional. The most preferred color globally. Used in corporate branding, social media, and healthcare.

Cultural Differences: Color meanings vary by culture. White is purity in the West but mourning in China. Green is nature in the West but sacred in Islam. Always consider your audience.

Design

Color Schemes: Building Effective Color Palettes

Creating effective color schemes is crucial for cohesive design. Learn the most common palette types and when to use each.

Monochromatic: Uses a single hue with variations in saturation and brightness. Creates clean, professional, and cohesive designs.

Complementary: Uses colors opposite on the color wheel. High contrast, vibrant, and attention-grabbing. Use for highlighting important elements.

Triadic: Uses three colors equally spaced on the color wheel. Balanced and vibrant. Common in playful and creative designs like children's products and entertainment.

Technology

Understanding Color Models: RGB, HSL, CMYK, and More

Different color models serve different purposes. Understanding when and why to use each helps you work effectively across mediums.

RGB (Additive): Red, green, blue light combine to create colors. Used for screens, monitors, and digital displays. Values range from 0-255.

CMYK (Subtractive): Cyan, magenta, yellow, black combine to create colors. Used for printing. Color is created by subtracting light from white paper.

HSL/HSV: Hue, saturation, lightness/value. More intuitive for humans — specify a color (hue), adjust its vividness (saturation), and brightness (lightness/value).

Branding

Brand Colors: Building a Cohesive Visual Identity

Brand colors are a cornerstone of visual identity. Consistency in color usage builds recognition and trust with your audience.

Primary Colors: The main colors representing your brand. Used in logos, headers, and prominent elements. Should be unique and memorable.

Secondary Colors: Support primary colors. Used for accents, backgrounds, and UI elements. Should complement the primary palette.

Brand Guidelines: Document your color palette with exact HEX, RGB, and CMYK values. Specify usage rules and ensure consistency across all marketing materials.

Photography

Color Grading: The Art of Cinematic Color

Color grading is the process of altering and enhancing colors in film and photography. It's essential for creating mood, atmosphere, and visual storytelling.

Color Temperature: Warm tones (orange/yellow) feel cozy and nostalgic. Cool tones (blue) feel clinical, professional, or moody. Adjust temperature to set the scene.

Color Curves: Advanced color grading uses curves to adjust shadows, midtones, and highlights separately. Provides fine control over the final look.

LUTs (Look-Up Tables): Pre-made color grading presets that apply complex color transformations instantly. Used by filmmakers to maintain consistent visual style across scenes.

UI/UX

UI Color Design: Principles for Digital Interfaces

Effective UI color design makes interfaces intuitive, accessible, and engaging. Follow these principles to create better digital experiences.

Color Hierarchy: Use color to create visual hierarchy — primary actions in brand colors, secondary actions in muted colors, tertiary in grays.

Color State Changes: Use color consistently for interactions — hover, active, and disabled states should maintain the same color relationship across the interface.

Dark vs Light Mode: Dark mode isn't just inverted colors — it requires careful consideration of contrast, saturation, and luminance to maintain readability and design quality.

Color Picker: Pick Color, Get HEX, RGB, HSL, and Contrast Ratios

Introduction to Color Models

Colors are an essential part of visual communication, playing a significant role in design, art, and user interface development. Understanding how to manipulate colors involves knowing various color models. The three predominant color models are HEX, RGB, and HSL. Each model serves a different purpose, and a color picker is a tool that allows users to select colors and understand their representations in these models.

What is a Color Picker?

A color picker is a graphical user interface component that allows users to select colors from a spectrum or palette. Users can choose a color visually and receive its corresponding values in various formats, such as HEX, RGB, and HSL. Color pickers are widely used in graphic design software, web development tools, and any application involving color selection.

Understanding Color Formats

HEX Color Code

The HEX color code is a six-digit representation of a color in the RGB color model. It consists of three pairs of hexadecimal values that represent the red, green, and blue components of the color. For example, the HEX code #FF5733 corresponds to a vibrant reddish-orange color.

  • Structure: The first two digits represent the red value, the next two represent green, and the last two represent blue.
  • Range: Each pair can range from 00 to FF, with 00 being the lowest intensity and FF being the highest.

RGB Color Model

The RGB (Red, Green, Blue) color model is an additive color model in which colors are created by combining different intensities of red, green, and blue light. Each component can have a value between 0 and 255.

  • Representation: An RGB color is expressed as rgb(R, G, B), where R, G, and B are integers between 0 and 255. For instance, rgb(255, 87, 51) corresponds to the same color as the HEX code #FF5733.

HSL Color Model

The HSL (Hue, Saturation, Lightness) color model represents colors in a cylindrical coordinate system. It provides a more intuitive way to select colors based on their characteristics.

  • Components:
  • Hue: Represents the color type and is measured in degrees from 0 to 360, where 0 is red, 120 is green, and 240 is blue.
  • Saturation: Indicates the intensity of the color, ranging from 0% (grayscale) to 100% (full color).
  • Lightness: Defines the brightness of the color, also ranging from 0% (black) to 100% (white).

An HSL color is expressed as hsl(H, S%, L%). For example, hsl(12, 100%, 60%) corresponds to the same reddish-orange color.

Picking Colors

Using a color picker, users can visually select a color from a spectrum or palette. Once a color is selected, the tool displays its corresponding HEX, RGB, and HSL values. This versatility allows designers and developers to work efficiently with colors in their projects.

Features of a Color Picker

  1. Spectrum Display: Users can see a continuous range of colors.
  2. Color Sliders: Adjustments can be made using sliders for each component in the RGB or HSL models.
  3. Preview Area: Displays the selected color visually.
  4. HEX/RGB/HSL Display: Shows the exact values for easy copying and use.

Contrast Ratios

Understanding contrast ratios is crucial for accessibility, ensuring that text is readable against its background. The contrast ratio describes the difference in luminance between two colors, typically a foreground (text) and a background color.

Calculating Contrast Ratios

The contrast ratio is calculated using the following formula:

Contrast Ratio = (L1 + 0.05) / (L2 + 0.05)

Where:
- L1 is the luminance of the lighter color.
- L2 is the luminance of the darker color.

Luminance is calculated based on the RGB values using the formula:

L = 0.2126 × R + 0.7152 × G + 0.0722 × B

This calculation considers the human eye's sensitivity to different wavelengths of light.

Recommended Contrast Ratios

The Web Content Accessibility Guidelines (WCAG) provide recommendations for contrast ratios to ensure text is legible:

  • Normal Text: A contrast ratio of at least 4.5:1 is recommended.
  • Large Text: A contrast ratio of at least 3:1 is acceptable for larger font sizes.

Practical Application of Color Pickers

Web Design

In web design, color pickers are invaluable tools. Designers can quickly select colors that align with their branding and ensure that the chosen colors maintain good contrast ratios for readability. Most design software and web development environments include built-in color pickers.

Graphic Design

Graphic designers utilize color pickers to create harmonious color schemes. They can experiment with different color combinations and easily convert colors between HEX, RGB, and HSL formats to suit their needs. This flexibility is essential when working with digital illustrations or print media.

User Interface Development

In user interface (UI) development, color pickers help developers select colors that enhance user experience. They can ensure that buttons, backgrounds, and text maintain appropriate contrast, making interfaces more accessible to all users.

Tools for Color Picking

Numerous tools and applications are available for color picking, each offering unique features. Some popular options include:

  1. Adobe Color: A web-based tool that allows users to create color schemes and explore color harmonies.
  2. Coolors: A color scheme generator that helps users create and save palettes.
  3. Colorzilla: A browser extension that enables users to pick colors from web pages and provides HEX and RGB values.
  4. ColorHexa: An online color encyclopedia that provides detailed information about any color, including its HEX, RGB, and HSL values.

Conclusion

Color pickers are essential tools in various fields, from graphic design to web development. By understanding color models such as HEX, RGB, and HSL, and by calculating contrast ratios, users can ensure their designs are both aesthetically pleasing and accessible. The ability to select and manipulate colors efficiently enhances creativity and functionality in any visual project. Through the use of color pickers, individuals can explore the vast spectrum of colors available, transforming ideas into visually compelling realities.