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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
#31593B
RGB Values
49, 89, 59
HSL Values
135°, 29%, 27%
CMYK Values
45%, 0%, 34%, 65%

Color Variations & Tints

  • #4C8A5C

    Lightness: 42%

  • #437A51

    Lightness: 37%

  • #3A6946

    Lightness: 32%

  • #31593B

    Lightness: 27%

    Current color

  • #284830

    Lightness: 22%

  • #1F3825

    Lightness: 17%

  • #16271A

    Lightness: 12%

Accessibility

White Text
8.0
PASS
Black Text
2.6
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 #31593B

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

Current: #31593B

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