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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
#667B5B
RGB Values
102, 123, 91
HSL Values
99°, 15%, 42%
CMYK Values
17%, 0%, 26%, 52%

Color Variations & Tints

  • #8CA281

    Lightness: 57%

  • #7F9772

    Lightness: 52%

  • #728A66

    Lightness: 47%

  • #667B5B

    Lightness: 42%

    Current color

  • #5A6D50

    Lightness: 37%

  • #4E5E45

    Lightness: 32%

  • #424F3B

    Lightness: 27%

Accessibility

White Text
4.6
PASS
Black Text
4.5
PASS
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 #667B5B

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

Current: #667B5B

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