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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
#4791D1
RGB Values
71, 145, 209
HSL Values
208°, 60%, 55%
CMYK Values
66%, 31%, 0%, 18%

Color Variations & Tints

  • #85B6E0

    Lightness: 70%

  • #70A9DB

    Lightness: 65%

  • #5C9DD6

    Lightness: 60%

  • #4791D1

    Lightness: 55%

    Current color

  • #3385CC

    Lightness: 50%

  • #2E77B8

    Lightness: 45%

  • #296AA3

    Lightness: 40%

Accessibility

White Text
3.4
FAIL
Black Text
6.2
PASS
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 #4791D1

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

Current: #4791D1

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