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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
#274A77
RGB Values
39, 74, 119
HSL Values
214°, 51%, 31%
CMYK Values
67%, 38%, 0%, 53%

Color Variations & Tints

  • #396DB1

    Lightness: 46%

  • #33619E

    Lightness: 41%

  • #2D568B

    Lightness: 36%

  • #274A77

    Lightness: 31%

    Current color

  • #203E64

    Lightness: 26%

  • #1A3251

    Lightness: 21%

  • #14263E

    Lightness: 16%

Accessibility

White Text
9.0
PASS
Black Text
2.3
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 #274A77

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

Current: #274A77

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