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Colorbook
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Color Information

Black

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

HEX Format
#66A4AC
RGB Values
102, 164, 172
HSL Values
187°, 30%, 54%
CMYK Values
41%, 5%, 0%, 33%

Color Variations & Tints

  • #98C2C8

    Lightness: 69%

  • #88B8BF

    Lightness: 64%

  • #77AEB6

    Lightness: 59%

  • #66A4AC

    Lightness: 54%

    Current color

  • #579AA2

    Lightness: 49%

  • #4F8A92

    Lightness: 44%

  • #467A81

    Lightness: 39%

Accessibility

White Text
2.8
FAIL
Black Text
7.5
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 #66A4AC

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

Current: #66A4AC

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