Cerulean

560B-7 / Behr
#1875E3

A deep blue that balances cool clarity with emotional warmth. Works in coastal, traditional, and modern schemes.

Spec Sheet

Hex#1875E3
RGB24, 117, 227
HSL213°, 81%, 49%
On White 4.48:1 AA Large
On Black 4.69:1 AA

For AI Tools

Copy this snippet and paste it into any AI tool
Use these colors for all components:

Background: #E5E8EB
Text: #18202B
Accent: #1875E3
Support: #B38C5B
Neutral: #ABAABB

Rules:
- Use Background for surfaces and canvas
- Use Ink for body text and icons
- Never use Accent as body text — contrast is too low
- Maintain 4.5:1 minimum contrast for normal text
Learn more about AI Palette

Design System from Cerulean Palettes are free. Exports aren't.

#E5E8EB background RGB 229 232 235
#18202B ink RGB 24 32 43
#1875E3 accent RGB 24 117 227
#B38C5B support RGB 179 140 91
#ABAABB neutral RGB 171 170 187
Processed in 0ms

CSS Variables

:root {
  --palette-background: #E5E8EB;
  --palette-ink: #18202B;
  --palette-accent: #1875E3;
  --palette-support: #B38C5B;
  --palette-neutral: #ABAABB;
}

Tailwind Config

{
  "palette-background": "#E5E8EB",
  "palette-ink": "#18202B",
  "palette-accent": "#1875E3",
  "palette-support": "#B38C5B",
  "palette-neutral": "#ABAABB"
}

Pro Exports Pro

Color Blindness Simulation

#3180E7
Protanopia
#006FE1
Deuteranopia
#0090A1
Tritanopia

Build a design system around Cerulean.