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Colour Explorer

A rich shade of deep indigo.

  • Commonly used for interactive elements like buttons and links, secondary interface elements, visual indicators and status markers, decorative accents and highlights, and background elements and containers
  • Used on the MADRE website (Deep purple (--color-purple), primary brand colour, headers).

Colour Values

HEX

#311750

RGB

rgb(49, 23, 80)

HSL

hsl(267, 55, 20)

OKLCH

oklch(27.57% 0.1000 300.98)

Contrast Analysis

Against White

15.34

Good

Against Black

1.37

Very poor

Matching Algorithm

Method

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

Distance

5.03

Good
Input Colour
Nearest Match
Distance: 5.03

Colour Combinations

Monochromatic

Complementary

Analogous

Triadic

Brand Palette

Primary brand color
indigo-950
Brand accent
violet-950
Secondary accent
lime-900
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