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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
#1D5307
RGB Values
29, 83, 7
HSL Values
103°, 84%, 18%
CMYK Values
65%, 0%, 92%, 67%

Color Variations & Tints

  • #369B0D

    Lightness: 33%

  • #2D830B

    Lightness: 28%

  • #256C09

    Lightness: 23%

  • #1D5307

    Lightness: 18%

    Current color

  • #153D05

    Lightness: 13%

  • #0D2603

    Lightness: 8%

  • #050E01

    Lightness: 3%

Accessibility

White Text
9.2
PASS
Black Text
2.3
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 #1D5307

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

Current: #1D5307

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