#641381#641381

#641381 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.5% C 0.172 H 314.6°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#641381
RGB	rgb(100, 19, 129)
HSL	hsl(284, 74%, 29%)
HSV	hsv(284, 85%, 51%)
CMYK	cmyk(22.5%, 85.3%, 0%, 49.4%)
CIE-LAB	lab(26.04, 50.42, -43.41)
CIE-LCH	lch(26.04, 66.53, 319.28°)
OKLab	oklab(38.53% 0.1211 -0.1227)
OKLCH	oklch(38.53% 0.172 314.6)
XYZ	xyz(9.4502, 4.7604, 21.1857)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641381 #308113

analogous

#2D1381 #641381 #811367

triadic

#641381 #816413 #138164

tetradic

#641381 #812D13 #308113 #136781

square

#641381 #812D13 #308113 #136781

split-complementary

#641381 #678113 #13812D

monochromatic

#15041B #3B0B4C #641381 #8D1BB6 #B12EE0

Accessibility & contrast

On white

10.76

#641381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#641381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641381

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641381	#FFFFFF	#000000	##FFFFFF
##641381	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003984

Deuteranopia (green-blind)

#083F7F

Tritanopia (blue-blind)

#612F4C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #641381;
/* rgb */ color: rgb(100, 19, 129);
/* oklch */ color: oklch(38.5% 0.172 314.6);

Tailwind

colors: {
  custom: {
    50: '#945da6',
    500: '#641381',
    950: '#000000',
  },
}

SCSS

$custom: #641381;
$custom-light: #945da6;
$custom-dark: #000000;

JSON

{
  "hex": "#641381",
  "rgb": {
    "r": 100,
    "g": 19,
    "b": 129
  },
  "hsl": {
    "h": 284.182,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38528,
    "c": 0.17245,
    "h": 314.6
  },
  "luminance": 0.0476
}

Semantic roles & 50–950 ramp

primary

#641381

secondary

#5AB63A

accent

#F13768

background

#F9F5FA

surface

#F2E9F4

border

#CCC5CE

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #641381

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

Preview Lab → · Contrast checker → · Palette generator →