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Colorbook
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Color Information

Cyan

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#42DAEB
RGB Values
66, 218, 235
HSL Values
186°, 81%, 59%
CMYK Values
72%, 7%, 0%, 8%

Color Variations & Tints

  • #87E8F2

    Lightness: 74%

  • #70E3F0

    Lightness: 69%

  • #59DFEE

    Lightness: 64%

  • #42DAEB

    Lightness: 59%

    Current color

  • #2BD6E9

    Lightness: 54%

  • #18CEE2

    Lightness: 49%

  • #15B9CB

    Lightness: 44%

Accessibility

White Text
1.7
FAIL
Black Text
12.5
PASS
WCAG AA
PASS
WCAG AAA
PASS

Accessibility Guide

Contrast Ratios
Higher values (4.5+) ensure better readability for users with visual impairments.
WCAG AA Standard
Minimum requirement: 4.5:1 contrast for normal text, 3:1 for large text.
WCAG AAA Standard
Enhanced level: 7:1 contrast for normal text, 4.5:1 for large text.

Color Harmonies

  • Complementary

    Colors opposite on the color wheel, creating high contrast

  • Triadic

    Three evenly spaced colors forming a triangle on the color wheel

  • Analogous

    Adjacent colors on the color wheel, creating harmony and unity

Be picky and fine tune your color: colors very near to #42DAEB

Systematic progression of extremely similar colors. Each color represents a precise step in lightness variation.

Current: #42DAEB

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