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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
#180E2C
RGB Values
24, 14, 44
HSL Values
260°, 52%, 11%
CMYK Values
45%, 68%, 0%, 83%

Color Variations & Tints

  • #372065

    Lightness: 26%

  • #2C1A51

    Lightness: 21%

  • #22143E

    Lightness: 16%

  • #180E2C

    Lightness: 11%

    Current color

  • #0D0717

    Lightness: 6%

  • #020104

    Lightness: 1%

  • #000000

    Lightness: 0%

Accessibility

White Text
18.5
PASS
Black Text
1.1
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 #180E2C

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

Current: #180E2C

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