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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
#174E78
RGB Values
23, 78, 120
HSL Values
206°, 68%, 28%
CMYK Values
81%, 35%, 0%, 53%

Color Variations & Tints

  • #2378B8

    Lightness: 43%

  • #1F6AA3

    Lightness: 38%

  • #1B5C8D

    Lightness: 33%

  • #174E78

    Lightness: 28%

    Current color

  • #134063

    Lightness: 23%

  • #0F324D

    Lightness: 18%

  • #0B2438

    Lightness: 13%

Accessibility

White Text
8.8
PASS
Black Text
2.4
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 #174E78

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

Current: #174E78

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