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Colorbook
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Color Information

Gray

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#40384F
RGB Values
64, 56, 79
HSL Values
261°, 17%, 26%
CMYK Values
19%, 29%, 0%, 69%

Color Variations & Tints

  • #63577A

    Lightness: 41%

  • #574C6B

    Lightness: 36%

  • #4B425C

    Lightness: 31%

  • #40384F

    Lightness: 26%

    Current color

  • #332C3F

    Lightness: 21%

  • #272230

    Lightness: 16%

  • #1B1721

    Lightness: 11%

Accessibility

White Text
11.1
PASS
Black Text
1.9
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 #40384F

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

Current: #40384F

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