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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
#3D9FEB
RGB Values
61, 159, 235
HSL Values
206°, 81%, 58%
CMYK Values
74%, 32%, 0%, 8%

Color Variations & Tints

  • #82C2F2

    Lightness: 73%

  • #6BB6EF

    Lightness: 68%

  • #54ABED

    Lightness: 63%

  • #3D9FEB

    Lightness: 58%

    Current color

  • #2694E8

    Lightness: 53%

  • #1788DE

    Lightness: 48%

  • #1579C6

    Lightness: 43%

Accessibility

White Text
2.9
FAIL
Black Text
7.4
PASS
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 #3D9FEB

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

Current: #3D9FEB

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