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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
#174885
RGB Values
23, 72, 133
HSL Values
213°, 71%, 31%
CMYK Values
83%, 46%, 0%, 48%

Color Variations & Tints

  • #226DC9

    Lightness: 46%

  • #1E61B3

    Lightness: 41%

  • #1B559D

    Lightness: 36%

  • #174885

    Lightness: 31%

    Current color

  • #133E71

    Lightness: 26%

  • #10325C

    Lightness: 21%

  • #0C2646

    Lightness: 16%

Accessibility

White Text
9.1
PASS
Black Text
2.3
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 #174885

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

Current: #174885

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