#400F52#400F52

#400F52 is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.9% C 0.119 H 315.0°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#400F52
RGB	rgb(64, 15, 82)
HSL	hsl(284, 69%, 19%)
HSV	hsv(284, 82%, 32%)
CMYK	cmyk(22%, 81.7%, 0%, 67.8%)
CIE-LAB	lab(15.70, 34.45, -29.71)
CIE-LCH	lch(15.70, 45.49, 319.22°)
OKLab	oklab(28.86% 0.0839 -0.0838)
OKLCH	oklch(28.86% 0.119 315)
XYZ	xyz(3.8079, 2.0410, 8.1744)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400F52 #21520F

analogous

#1F0F52 #400F52 #520F43

triadic

#400F52 #52400F #0F5240

tetradic

#400F52 #521F0F #21520F #0F4352

square

#400F52 #521F0F #21520F #0F4352

split-complementary

#400F52 #43520F #0F521F

monochromatic

#14051A #18061E #400F52 #681886 #9122B9

Accessibility & contrast

On white

14.91

#400F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#400F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400F52

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400F52	#FFFFFF	#000000	##FFFFFF
##400F52	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002454

Deuteranopia (green-blind)

#0C2851

Tritanopia (blue-blind)

#3E1E30

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #400f52;
/* rgb */ color: rgb(64, 15, 82);
/* oklch */ color: oklch(28.9% 0.119 315.0);

Tailwind

colors: {
  custom: {
    50: '#785383',
    500: '#400f52',
    950: '#000000',
  },
}

SCSS

$custom: #400f52;
$custom-light: #785383;
$custom-dark: #000000;

JSON

{
  "hex": "#400f52",
  "rgb": {
    "r": 64,
    "g": 15,
    "b": 82
  },
  "hsl": {
    "h": 283.881,
    "s": 69.072,
    "l": 19.02
  },
  "oklch": {
    "l": 0.28862,
    "c": 0.1186,
    "h": 315
  },
  "luminance": 0.02041
}

Semantic roles & 50–950 ramp

primary

#400F52

secondary

#498C31

accent

#EC3C6B

background

#F7F4F8

surface

#EDE8EF

border

#C8C4CA

text

#09030A

muted

#7B787C

Preview Lab

Preview with #400F52

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

Preview Lab → · Contrast checker → · Palette generator →