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Colorbook
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Color Information

Gray

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

HEX Format
#556864
RGB Values
85, 104, 100
HSL Values
167°, 10%, 37%
CMYK Values
18%, 0%, 4%, 59%

Color Variations & Tints

  • #78918C

    Lightness: 52%

  • #6C847F

    Lightness: 47%

  • #607671

    Lightness: 42%

  • #556864

    Lightness: 37%

    Current color

  • #495A56

    Lightness: 32%

  • #3E4C49

    Lightness: 27%

  • #323E3B

    Lightness: 22%

Accessibility

White Text
5.9
PASS
Black Text
3.6
FAIL
WCAG AA
PASS
WCAG AAA
FAIL

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 #556864

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

Current: #556864

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