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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
#40887E
RGB Values
64, 136, 126
HSL Values
172°, 36%, 39%
CMYK Values
53%, 0%, 7%, 47%

Color Variations & Tints

  • #5FB4A9

    Lightness: 54%

  • #50AA9E

    Lightness: 49%

  • #48998E

    Lightness: 44%

  • #40887E

    Lightness: 39%

    Current color

  • #37766E

    Lightness: 34%

  • #2F655D

    Lightness: 29%

  • #27534D

    Lightness: 24%

Accessibility

White Text
4.2
FAIL
Black Text
5.0
PASS
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 #40887E

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

Current: #40887E

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