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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
#100835
RGB Values
16, 8, 53
HSL Values
251°, 74%, 12%
CMYK Values
70%, 85%, 0%, 79%

Color Variations & Tints

  • #251278

    Lightness: 27%

  • #1E0F62

    Lightness: 22%

  • #170B4B

    Lightness: 17%

  • #100835

    Lightness: 12%

    Current color

  • #09051F

    Lightness: 7%

  • #030109

    Lightness: 2%

  • #000000

    Lightness: 0%

Accessibility

White Text
19.0
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 #100835

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

Current: #100835

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