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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
#275F33
RGB Values
39, 95, 51
HSL Values
133°, 42%, 26%
CMYK Values
59%, 0%, 46%, 63%

Color Variations & Tints

  • #3D9450

    Lightness: 41%

  • #358246

    Lightness: 36%

  • #2E703C

    Lightness: 31%

  • #275F33

    Lightness: 26%

    Current color

  • #1F4C29

    Lightness: 21%

  • #183A1F

    Lightness: 16%

  • #102815

    Lightness: 11%

Accessibility

White Text
7.6
PASS
Black Text
2.8
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 #275F33

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

Current: #275F33

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