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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
#045538
RGB Values
4, 85, 56
HSL Values
159°, 91%, 17%
CMYK Values
95%, 0%, 34%, 67%

Color Variations & Tints

  • #079C68

    Lightness: 32%

  • #068458

    Lightness: 27%

  • #056B47

    Lightness: 22%

  • #045538

    Lightness: 17%

    Current color

  • #033A27

    Lightness: 12%

  • #022217

    Lightness: 7%

  • #000A06

    Lightness: 2%

Accessibility

White Text
8.9
PASS
Black Text
2.4
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 #045538

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

Current: #045538

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