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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
#65B0DA
RGB Values
101, 176, 218
HSL Values
202°, 61%, 63%
CMYK Values
54%, 19%, 0%, 15%

Color Variations & Tints

  • #A5D0E9

    Lightness: 78%

  • #90C5E4

    Lightness: 73%

  • #7CBBDF

    Lightness: 68%

  • #65B0DA

    Lightness: 63%

    Current color

  • #53A5D5

    Lightness: 58%

  • #3E9BD0

    Lightness: 53%

  • #308EC5

    Lightness: 48%

Accessibility

White Text
2.4
FAIL
Black Text
8.8
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 #65B0DA

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

Current: #65B0DA

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