#641888#641888

#641888 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.5% C 0.174 H 311.6°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#641888
RGB	rgb(100, 24, 136)
HSL	hsl(281, 70%, 31%)
HSV	hsv(281, 82%, 53%)
CMYK	cmyk(26.5%, 82.4%, 0%, 46.7%)
CIE-LAB	lab(27.13, 50.33, -46.03)
CIE-LCH	lch(27.13, 68.21, 317.56°)
OKLab	oklab(39.46% 0.1157 -0.1305)
OKLCH	oklch(39.46% 0.174 311.6)
XYZ	xyz(10.0253, 5.1404, 23.7519)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641888 #3C8818

analogous

#2C1888 #641888 #881874

triadic

#641888 #886418 #188864

tetradic

#641888 #882C18 #3C8818 #187488

square

#641888 #882C18 #3C8818 #187488

split-complementary

#641888 #748818 #18882C

monochromatic

#180620 #3E0F54 #641888 #8A21BC #AA3EDD

Accessibility & contrast

On white

10.36

#641888 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#641888 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641888

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641888	#FFFFFF	#000000	##FFFFFF
##641888	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8B

Deuteranopia (green-blind)

#004186

Tritanopia (blue-blind)

#5F3451

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #641888;
/* rgb */ color: rgb(100, 24, 136);
/* oklch */ color: oklch(39.5% 0.174 311.6);

Tailwind

colors: {
  custom: {
    50: '#9560ab',
    500: '#641888',
    950: '#000000',
  },
}

SCSS

$custom: #641888;
$custom-light: #9560ab;
$custom-dark: #000000;

JSON

{
  "hex": "#641888",
  "rgb": {
    "r": 100,
    "g": 24,
    "b": 136
  },
  "hsl": {
    "h": 280.714,
    "s": 70,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39463,
    "c": 0.17438,
    "h": 311.6
  },
  "luminance": 0.0514
}

Semantic roles & 50–950 ramp

primary

#641888

secondary

#68BC40

accent

#ED3B74

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #641888

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

Preview Lab → · Contrast checker → · Palette generator →