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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
#4225D1
RGB Values
66, 37, 209
HSL Values
250°, 70%, 48%
CMYK Values
68%, 82%, 0%, 18%

Color Variations & Tints

  • #755FE3

    Lightness: 63%

  • #6249DF

    Lightness: 58%

  • #4F33DB

    Lightness: 53%

  • #4225D1

    Lightness: 48%

    Current color

  • #3A21BA

    Lightness: 43%

  • #341DA5

    Lightness: 38%

  • #2D198F

    Lightness: 33%

Accessibility

White Text
8.7
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 #4225D1

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

Current: #4225D1

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