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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
#2D63A0
RGB Values
45, 99, 160
HSL Values
212°, 56%, 40%
CMYK Values
72%, 38%, 0%, 37%

Color Variations & Tints

  • #4C88CD

    Lightness: 55%

  • #387BC7

    Lightness: 50%

  • #326EB3

    Lightness: 45%

  • #2D63A0

    Lightness: 40%

    Current color

  • #27568B

    Lightness: 35%

  • #224A77

    Lightness: 30%

  • #1C3D63

    Lightness: 25%

Accessibility

White Text
6.2
PASS
Black Text
3.4
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 #2D63A0

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

Current: #2D63A0

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