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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
#211E80
RGB Values
33, 30, 128
HSL Values
242°, 62%, 31%
CMYK Values
74%, 77%, 0%, 50%

Color Variations & Tints

  • #312DBE

    Lightness: 46%

  • #2C28A9

    Lightness: 41%

  • #272395

    Lightness: 36%

  • #211E80

    Lightness: 31%

    Current color

  • #1C196B

    Lightness: 26%

  • #171457

    Lightness: 21%

  • #111042

    Lightness: 16%

Accessibility

White Text
13.4
PASS
Black Text
1.6
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 #211E80

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

Current: #211E80

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