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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
#610DB5
RGB Values
97, 13, 181
HSL Values
270°, 87%, 38%
CMYK Values
46%, 93%, 0%, 29%

Color Variations & Tints

  • #871FEF

    Lightness: 53%

  • #7A10E5

    Lightness: 48%

  • #6E0ECD

    Lightness: 43%

  • #610DB5

    Lightness: 38%

    Current color

  • #540B9D

    Lightness: 33%

  • #470986

    Lightness: 28%

  • #3B086E

    Lightness: 23%

Accessibility

White Text
9.4
PASS
Black Text
2.2
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 #610DB5

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

Current: #610DB5

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