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Colorbook
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Color Information

Blue

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

HEX Format
#172EB6
RGB Values
23, 46, 182
HSL Values
231°, 78%, 40%
CMYK Values
87%, 75%, 0%, 29%

Color Variations & Tints

  • #334EE6

    Lightness: 55%

  • #1C3AE3

    Lightness: 50%

  • #1934CC

    Lightness: 45%

  • #172EB6

    Lightness: 40%

    Current color

  • #14299F

    Lightness: 35%

  • #112388

    Lightness: 30%

  • #0E1D71

    Lightness: 25%

Accessibility

White Text
10.0
PASS
Black Text
2.1
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 #172EB6

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

Current: #172EB6

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