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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
#407A91
RGB Values
64, 122, 145
HSL Values
197°, 39%, 41%
CMYK Values
56%, 16%, 0%, 43%

Color Variations & Tints

  • #63A2BB

    Lightness: 56%

  • #5197B3

    Lightness: 51%

  • #4889A3

    Lightness: 46%

  • #407A91

    Lightness: 41%

    Current color

  • #386B80

    Lightness: 36%

  • #305C6E

    Lightness: 31%

  • #284E5C

    Lightness: 26%

Accessibility

White Text
4.8
PASS
Black Text
4.4
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 #407A91

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

Current: #407A91

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