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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
#6553CE
RGB Values
101, 83, 206
HSL Values
249°, 56%, 57%
CMYK Values
51%, 60%, 0%, 19%

Color Variations & Tints

  • #9C90E0

    Lightness: 72%

  • #8A7CDA

    Lightness: 67%

  • #7868D4

    Lightness: 62%

  • #6553CE

    Lightness: 57%

    Current color

  • #5540C9

    Lightness: 52%

  • #4935BB

    Lightness: 47%

  • #412FA7

    Lightness: 42%

Accessibility

White Text
5.7
PASS
Black Text
3.7
FAIL
WCAG AA
PASS
WCAG AAA
FAIL

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 #6553CE

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

Current: #6553CE

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