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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
#2648B5
RGB Values
38, 72, 181
HSL Values
226°, 65%, 43%
CMYK Values
79%, 60%, 0%, 29%

Color Variations & Tints

  • #4E6FDA

    Lightness: 58%

  • #395ED5

    Lightness: 53%

  • #2B50CA

    Lightness: 48%

  • #2648B5

    Lightness: 43%

    Current color

  • #223FA0

    Lightness: 38%

  • #1D378B

    Lightness: 33%

  • #192F76

    Lightness: 28%

Accessibility

White Text
7.8
PASS
Black Text
2.7
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 #2648B5

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

Current: #2648B5

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