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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
#316A40
RGB Values
49, 106, 64
HSL Values
136°, 37%, 30%
CMYK Values
54%, 0%, 40%, 58%

Color Variations & Tints

  • #489D5F

    Lightness: 45%

  • #408C54

    Lightness: 40%

  • #387A4A

    Lightness: 35%

  • #316A40

    Lightness: 30%

    Current color

  • #285735

    Lightness: 25%

  • #20462A

    Lightness: 20%

  • #183420

    Lightness: 15%

Accessibility

White Text
6.4
PASS
Black Text
3.3
FAIL
WCAG AA
PASS
WCAG AAA
FAIL

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 #316A40

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

Current: #316A40

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