#641581#641581

#641581 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.7% C 0.171 H 314.5°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#641581
RGB	rgb(100, 21, 129)
HSL	hsl(284, 72%, 29%)
HSV	hsv(284, 84%, 51%)
CMYK	cmyk(22.5%, 83.7%, 0%, 49.4%)
CIE-LAB	lab(26.25, 49.82, -43.07)
CIE-LCH	lch(26.25, 65.86, 319.15°)
OKLab	oklab(38.67% 0.1196 -0.1218)
OKLCH	oklch(38.67% 0.171 314.5)
XYZ	xyz(9.4855, 4.8310, 21.1974)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641581 #328115

analogous

#2E1581 #641581 #811568

triadic

#641581 #816415 #158164

tetradic

#641581 #812E15 #328115 #156881

square

#641581 #812E15 #328115 #156881

split-complementary

#641581 #688115 #15812E

monochromatic

#14041A #3B0C4C #641581 #8D1EB6 #B033DE

Accessibility & contrast

On white

10.68

#641581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#641581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641581

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641581	#FFFFFF	#000000	##FFFFFF
##641581	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A84

Deuteranopia (green-blind)

#0B407F

Tritanopia (blue-blind)

#61304C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #641581;
/* rgb */ color: rgb(100, 21, 129);
/* oklch */ color: oklch(38.7% 0.171 314.5);

Tailwind

colors: {
  custom: {
    50: '#945ea6',
    500: '#641581',
    950: '#000000',
  },
}

SCSS

$custom: #641581;
$custom-light: #945ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#641581",
  "rgb": {
    "r": 100,
    "g": 21,
    "b": 129
  },
  "hsl": {
    "h": 283.889,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38672,
    "c": 0.17071,
    "h": 314.5
  },
  "luminance": 0.04831
}

Semantic roles & 50–950 ramp

primary

#641581

secondary

#5DB63C

accent

#EF396A

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #641581

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

Preview Lab → · Contrast checker → · Palette generator →