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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
#426F40
RGB Values
66, 111, 64
HSL Values
117°, 27%, 34%
CMYK Values
41%, 0%, 42%, 56%

Color Variations & Tints

  • #5F9F5B

    Lightness: 49%

  • #558E52

    Lightness: 44%

  • #4B7E49

    Lightness: 39%

  • #426F40

    Lightness: 34%

    Current color

  • #385E36

    Lightness: 29%

  • #2E4E2D

    Lightness: 24%

  • #253E23

    Lightness: 19%

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 #426F40

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

Current: #426F40

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