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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
#3A6783
RGB Values
58, 103, 131
HSL Values
203°, 39%, 37%
CMYK Values
56%, 21%, 0%, 49%

Color Variations & Tints

  • #5590B4

    Lightness: 52%

  • #4983A7

    Lightness: 47%

  • #417595

    Lightness: 42%

  • #3A6783

    Lightness: 37%

    Current color

  • #325971

    Lightness: 32%

  • #2A4B60

    Lightness: 27%

  • #223D4E

    Lightness: 22%

Accessibility

White Text
6.1
PASS
Black Text
3.4
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 #3A6783

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

Current: #3A6783

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