#401D81#401D81

#401D81 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.7% C 0.155 H 292.3°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#401D81
RGB	rgb(64, 29, 129)
HSL	hsl(261, 63%, 31%)
HSV	hsv(261, 78%, 51%)
CMYK	cmyk(50.4%, 77.5%, 0%, 49.4%)
CIE-LAB	lab(22.14, 40.25, -50.00)
CIE-LCH	lch(22.14, 64.18, 308.83°)
OKLab	oklab(34.69% 0.0588 -0.1435)
OKLCH	oklch(34.69% 0.155 292.3)
XYZ	xyz(6.5151, 3.5535, 21.1072)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401D81 #5E811D

analogous

#1D2C81 #401D81 #721D81

triadic

#401D81 #81401D #1D8140

tetradic

#401D81 #811D2C #5E811D #1D8172

square

#401D81 #811D2C #5E811D #1D8172

split-complementary

#401D81 #81721D #2C811D

monochromatic

#0E071D #27124F #401D81 #5928B3 #7644D5

Accessibility & contrast

On white

12.27

#401D81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#401D81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401D81

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401D81	#FFFFFF	#000000	##FFFFFF
##401D81	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003684

Deuteranopia (green-blind)

#00337F

Tritanopia (blue-blind)

#2B384E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #401d81;
/* rgb */ color: rgb(64, 29, 129);
/* oklch */ color: oklch(34.7% 0.155 292.3);

Tailwind

colors: {
  custom: {
    50: '#7c5da6',
    500: '#401d81',
    950: '#000000',
  },
}

SCSS

$custom: #401d81;
$custom-light: #7c5da6;
$custom-dark: #000000;

JSON

{
  "hex": "#401d81",
  "rgb": {
    "r": 64,
    "g": 29,
    "b": 129
  },
  "hsl": {
    "h": 261,
    "s": 63.291,
    "l": 30.98
  },
  "oklch": {
    "l": 0.34685,
    "c": 0.15506,
    "h": 292.3
  },
  "luminance": 0.03554
}

Semantic roles & 50–950 ramp

primary

#401D81

secondary

#8DB446

accent

#E641AD

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #401D81

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

Preview Lab → · Contrast checker → · Palette generator →