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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
#3574B7
RGB Values
53, 116, 183
HSL Values
211°, 55%, 46%
CMYK Values
71%, 37%, 0%, 28%

Color Variations & Tints

  • #659AD2

    Lightness: 61%

  • #518DCD

    Lightness: 56%

  • #3D80C7

    Lightness: 51%

  • #3574B7

    Lightness: 46%

    Current color

  • #2F67A2

    Lightness: 41%

  • #295A8E

    Lightness: 36%

  • #244E7B

    Lightness: 31%

Accessibility

White Text
4.8
PASS
Black Text
4.3
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 #3574B7

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

Current: #3574B7

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