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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
#3717B9
RGB Values
55, 23, 185
HSL Values
252°, 78%, 41%
CMYK Values
70%, 88%, 0%, 27%

Color Variations & Tints

  • #5A37E6

    Lightness: 56%

  • #4821E4

    Lightness: 51%

  • #3E1AD1

    Lightness: 46%

  • #3717B9

    Lightness: 41%

    Current color

  • #3114A3

    Lightness: 36%

  • #2A118D

    Lightness: 31%

  • #230F76

    Lightness: 26%

Accessibility

White Text
10.6
PASS
Black Text
2.0
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 #3717B9

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

Current: #3717B9

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