Nile Blue

#223a50

Color Harmonies

Mathematical Matches
Monochromatic
#406e98#315474#223a50#13202c#040608
Analogous
#22504f#223a50#222350
Complementary
#223a50#503822
Split-Complementary
#223a50#502223#504f22
Triadic
#223a50#50223a#3a5022
Tetradic (Double Complementary)
#223a50#4f2250#503822#235022

Readability & Contrast

Accessibility Audit & WCAG Compliance

Use Case: Standard White Text

White Text

AAA PASS
The Future
is Color.
Contrast Ratio11.73:1
Use Case: Standard Black Text

Black Text

FAIL
The Future
is Color.
Contrast Ratio1.78:1
Optimized AAA Text

Suggested Text

AAA PASS
The Future
is Color.
Contrast Ratio7.02:1
Recommended Monochrome
#adcce7
Optimized AAA Background

Suggested Background

AAA PASS
The Future
is Color.
Contrast Ratio7.13:1
Suggested Complement
#e5c4a5

Vision Deficiency Simulations

Protanopia

Red Blind

Deuteranopia

Green Blind

Tritanopia

Blue Blind

Achromatopsia

Total Color Blind

Developer Tools

Ready-to-use snippets for your codebase.

Closest Standard Class

bg-slate-700Approx

Arbitrary Value (JIT)

<div class="bg-[#223a50] text-white">
  <!-- Your Content -->
</div>

tailwind.config.js

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'brand': '#223a50',
      }
    }
  }
}