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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
#003D30
RGB Values
0, 61, 48
HSL Values
167°, 100%, 12%
CMYK Values
100%, 0%, 21%, 76%

Color Variations & Tints

  • #008A6C

    Lightness: 27%

  • #007058

    Lightness: 22%

  • #005744

    Lightness: 17%

  • #003D30

    Lightness: 12%

    Current color

  • #00241C

    Lightness: 7%

  • #000A08

    Lightness: 2%

  • #000000

    Lightness: 0%

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 #003D30

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

Current: #003D30

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