#641D83#641D83

#641D83 is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.5% C 0.165 H 313.1°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#641D83
RGB	rgb(100, 29, 131)
HSL	hsl(282, 64%, 31%)
HSV	hsv(282, 78%, 51%)
CMYK	cmyk(23.7%, 77.9%, 0%, 48.6%)
CIE-LAB	lab(27.37, 47.44, -42.51)
CIE-LCH	lch(27.37, 63.70, 318.13°)
OKLab	oklab(39.51% 0.1123 -0.1202)
OKLCH	oklch(39.51% 0.165 313.1)
XYZ	xyz(9.7909, 5.2271, 21.9615)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.39

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641D83 #3C831D

analogous

#311D83 #641D83 #831D6F

triadic

#641D83 #83641D #1D8364

tetradic

#641D83 #83311D #3C831D #1D6F83

square

#641D83 #83311D #3C831D #1D6F83

split-complementary

#641D83 #6F831D #1D8331

monochromatic

#18071F #3E1251 #641D83 #8A28B5 #AA45D6

Accessibility & contrast

On white

10.27

#641D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#641D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641D83

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641D83	#FFFFFF	#000000	##FFFFFF
##641D83	1.00	10.27	2.05	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D86

Deuteranopia (green-blind)

#114281

Tritanopia (blue-blind)

#61344F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #641d83;
/* rgb */ color: rgb(100, 29, 131);
/* oklch */ color: oklch(39.5% 0.165 313.1);

Tailwind

colors: {
  custom: {
    50: '#9461a8',
    500: '#641d83',
    950: '#000000',
  },
}

SCSS

$custom: #641d83;
$custom-light: #9461a8;
$custom-dark: #000000;

JSON

{
  "hex": "#641d83",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 131
  },
  "hsl": {
    "h": 281.765,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39511,
    "c": 0.1645,
    "h": 313.1
  },
  "luminance": 0.05227
}

Semantic roles & 50–950 ramp

primary

#641D83

secondary

#68B646

accent

#E74173

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #641D83

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

Preview Lab → · Contrast checker → · Palette generator →