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Colorbook
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Color Information

Black

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#4181B0
RGB Values
65, 129, 176
HSL Values
205°, 46%, 47%
CMYK Values
63%, 27%, 0%, 31%

Color Variations & Tints

  • #72A6CB

    Lightness: 62%

  • #5F9AC4

    Lightness: 57%

  • #4C8EBD

    Lightness: 52%

  • #4181B0

    Lightness: 47%

    Current color

  • #3A739C

    Lightness: 42%

  • #33668A

    Lightness: 37%

  • #2C5877

    Lightness: 32%

Accessibility

White Text
4.2
FAIL
Black Text
5.0
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 #4181B0

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

Current: #4181B0

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