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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
#045C34
RGB Values
4, 92, 52
HSL Values
153°, 92%, 19%
CMYK Values
96%, 0%, 43%, 64%

Color Variations & Tints

  • #07A65F

    Lightness: 34%

  • #068E51

    Lightness: 29%

  • #057643

    Lightness: 24%

  • #045C34

    Lightness: 19%

    Current color

  • #034527

    Lightness: 14%

  • #022C19

    Lightness: 9%

  • #01140B

    Lightness: 4%

Accessibility

White Text
8.1
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 #045C34

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

Current: #045C34

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