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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
#2B4708
RGB Values
43, 71, 8
HSL Values
87°, 80%, 15%
CMYK Values
39%, 0%, 89%, 72%

Color Variations & Tints

  • #538A0F

    Lightness: 30%

  • #45730D

    Lightness: 25%

  • #375C0A

    Lightness: 20%

  • #2B4708

    Lightness: 15%

    Current color

  • #1C2E05

    Lightness: 10%

  • #0E1703

    Lightness: 5%

  • #000000

    Lightness: 0%

Accessibility

White Text
10.5
PASS
Black Text
2.0
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 #2B4708

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

Current: #2B4708

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