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Colour Explorer

A gentle very bright cerulean.

  • Commonly used for Backgrounds, Text, and Borders
  • This is DeepSeek's background colour.

Colour Values

HEX

#f9fbff

RGB

rgb(249, 251, 255)

HSL

hsl(220, 100, 99)

OKLCH

oklch(98.77% 0.0057 264.53)

Contrast Analysis

Against White

1.04

Very poor

Against Black

20.27

Good

Matching Algorithm

Method

Using LAB colour space for perceptually accurate matching (CIE94 formula).

Distance

1.02

Excellent
Input Colour
Nearest Match
Distance: 1.02

Colour Combinations

Monochromatic

Complementary

Analogous

Triadic

Brand Palette

Primary brand color
slate-50
Brand accent
blue-200
Secondary accent
red-300
Text & UI elements (primary-tinted)
zinc-900
Main background (primary-tinted)
neutral-100
Card background (primary-tinted)
zinc-50
Borders (primary-tinted)
zinc-200
Muted backgrounds (primary-tinted)
gray-100