A deep azure, notable for its bold character.

  • Commonly used for primary actions, links, and brand elements
  • Used on the iPhone 17 Pro website (Apple blue, CTAs, Buy buttons, interactive elements).

Colour Values

HEX

#0071e3

RGB

0, 113, 227

HSL

210, 100, 45

OKLCH

oklch(56.29% 0.1933 256.16)

Contrast Analysis

Against White

4.70

Good

Against Black

4.47

Poor

Matching Algorithm

Method

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

Distance

6.47

Good
Input Colour
Nearest Match
Distance: 6.47

Colour Combinations

Monochromatic

Complementary

Analogous

Triadic

Brand Palette

Primary brand color
blue-600
Brand accent
blue-600
Complementary accent
orange-500
Text & UI elements
slate-800
Backgrounds & borders
slate-200