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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
#15C5CB
RGB Values
21, 197, 203
HSL Values
182°, 81%, 44%
CMYK Values
90%, 3%, 0%, 20%

Color Variations & Tints

  • #42E5EB

    Lightness: 59%

  • #2BE2E9

    Lightness: 54%

  • #18DBE2

    Lightness: 49%

  • #15C5CB

    Lightness: 44%

    Current color

  • #13AFB4

    Lightness: 39%

  • #10989D

    Lightness: 34%

  • #0E8286

    Lightness: 29%

Accessibility

White Text
2.1
FAIL
Black Text
9.9
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 #15C5CB

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

Current: #15C5CB

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