HEX Color Picker
Select perfect HEX color codes for your designs. Convert between color formats and create beautiful color schemes.
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Color Contrast Checker
Check the contrast ratio between your selected color and white/black text:
Color Theory Fundamentals
Understanding color theory is essential for creating visually appealing designs. Here are the key concepts:
The color wheel is a circular diagram of colors arranged by their chromatic relationship. Primary colors (red, yellow, blue) are spaced evenly around the wheel. Secondary colors (green, orange, purple) are created by mixing primary colors.
Understanding the color wheel helps create harmonious color schemes and balanced designs.
Hue: The pure color without tint or shade (e.g., red, blue, yellow).
Saturation: The intensity or purity of a color. High saturation is vivid, low saturation approaches gray.
Lightness: How light or dark a color is. Adding white creates a tint, adding black creates a shade.
Temperature: Colors are perceived as warm (reds, oranges, yellows) or cool (blues, greens, purples).
Color harmony creates a balanced and visually pleasing arrangement of colors. Common harmony schemes include:
Complementary: Colors opposite each other on the color wheel.
Analogous: Colors next to each other on the color wheel.
Triadic: Three colors equally spaced on the color wheel.
Monochromatic: Variations in lightness and saturation of a single color.
In user interface design, color serves several important functions:
Hierarchy: Use color to establish visual hierarchy and guide users' attention.
Branding: Consistent color use reinforces brand identity.
Emotion: Colors evoke emotions and set the tone for user experience.
Functionality: Color can indicate interactivity (links, buttons) and system status.
Color Psychology in Design
Colors evoke emotions and influence perceptions. Understanding color psychology helps create designs that communicate the right message:
Color Facts
- 90% of snap judgments about products are based on color
- Color increases brand recognition by up to 80%
- People remember colored visuals 55% longer than black and white
- Blue is the world's favorite color (40% of people)
- Red can increase heart rate and create a sense of urgency
Color Accessibility
Ensure your color choices are accessible to all users, including those with visual impairments:
Contrast Ratio: Text should have a contrast ratio of at least 4.5:1 against its background.
Color Blindness: 1 in 12 men and 1 in 200 women have color vision deficiency.
Best Practices: Use patterns or textures in addition to color, provide text alternatives, and test with accessibility tools.