#400D52#400D52

#400D52 is a dark, vivid purple. Relative luminance 0.020; OKLCH L 28.7% C 0.121 H 315.3°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#400D52
RGB	rgb(64, 13, 82)
HSL	hsl(284, 73%, 19%)
HSV	hsv(284, 84%, 32%)
CMYK	cmyk(22%, 84.1%, 0%, 67.8%)
CIE-LAB	lab(15.42, 35.25, -30.17)
CIE-LCH	lch(15.42, 46.40, 319.44°)
OKLab	oklab(28.66% 0.086 -0.0851)
OKLCH	oklch(28.66% 0.121 315.3)
XYZ	xyz(3.7810, 1.9872, 8.1654)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400D52 #1F520D

analogous

#1D0D52 #400D52 #520D41

triadic

#400D52 #52400D #0D5240

tetradic

#400D52 #521D0D #1F520D #0D4152

square

#400D52 #521D0D #1F520D #0D4152

split-complementary

#400D52 #41520D #0D521D

monochromatic

#15041A #17051D #400D52 #691587 #921EBC

Accessibility & contrast

On white

15.03

#400D52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#400D52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400D52

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400D52	#FFFFFF	#000000	##FFFFFF
##400D52	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002454

Deuteranopia (green-blind)

#0A2851

Tritanopia (blue-blind)

#3F1D2F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #400d52;
/* rgb */ color: rgb(64, 13, 82);
/* oklch */ color: oklch(28.7% 0.121 315.3);

Tailwind

colors: {
  custom: {
    50: '#785383',
    500: '#400d52',
    950: '#000000',
  },
}

SCSS

$custom: #400d52;
$custom-light: #785383;
$custom-dark: #000000;

JSON

{
  "hex": "#400d52",
  "rgb": {
    "r": 64,
    "g": 13,
    "b": 82
  },
  "hsl": {
    "h": 284.348,
    "s": 72.632,
    "l": 18.627
  },
  "oklch": {
    "l": 0.28664,
    "c": 0.12097,
    "h": 315.3
  },
  "luminance": 0.01987
}

Semantic roles & 50–950 ramp

primary

#400D52

secondary

#478D2E

accent

#EF3868

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#09030A

muted

#7B787C

Preview Lab

Preview with #400D52

Body copy rendered with the generated semantic roles for this colour.

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