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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
#565B66
RGB Values
86, 91, 102
HSL Values
221°, 9%, 37%
CMYK Values
16%, 11%, 0%, 60%

Color Variations & Tints

  • #7A8190

    Lightness: 52%

  • #6D7483

    Lightness: 47%

  • #616875

    Lightness: 42%

  • #565B66

    Lightness: 37%

    Current color

  • #4A4F59

    Lightness: 32%

  • #3F434B

    Lightness: 27%

  • #33363D

    Lightness: 22%

Accessibility

White Text
6.8
PASS
Black Text
3.1
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 #565B66

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

Current: #565B66

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