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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
#39333C
RGB Values
57, 51, 60
HSL Values
280°, 8%, 22%
CMYK Values
5%, 15%, 0%, 76%

Color Variations & Tints

  • #615766

    Lightness: 37%

  • #544B58

    Lightness: 32%

  • #473F4A

    Lightness: 27%

  • #39333C

    Lightness: 22%

    Current color

  • #2D282F

    Lightness: 17%

  • #1F1C21

    Lightness: 12%

  • #121013

    Lightness: 7%

Accessibility

White Text
12.3
PASS
Black Text
1.7
FAIL
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 #39333C

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

Current: #39333C

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