#641571#641571

#641571 is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.5% C 0.156 H 321.5°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#641571
RGB	rgb(100, 21, 113)
HSL	hsl(292, 69%, 26%)
HSV	hsv(292, 81%, 44%)
CMYK	cmyk(11.5%, 81.4%, 0%, 55.7%)
CIE-LAB	lab(25.07, 46.60, -34.79)
CIE-LCH	lch(25.07, 58.16, 323.26°)
OKLab	oklab(37.47% 0.1224 -0.0975)
OKLCH	oklch(37.47% 0.156 321.5)
XYZ	xyz(8.5040, 4.4384, 16.0283)
Luminance	0.0444 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641571 #227115

analogous

#361571 #641571 #711550

triadic

#641571 #716415 #157164

tetradic

#641571 #713615 #227115 #155071

square

#641571 #713615 #227115 #155071

split-complementary

#641571 #507115 #157136

monochromatic

#17051A #360B3D #641571 #921FA5 #BF29D7

Accessibility & contrast

On white

11.13

#641571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#641571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641571

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641571	#FFFFFF	#000000	##FFFFFF
##641571	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003673

Deuteranopia (green-blind)

#223E6F

Tritanopia (blue-blind)

#652843

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #641571;
/* rgb */ color: rgb(100, 21, 113);
/* oklch */ color: oklch(37.5% 0.156 321.5);

Tailwind

colors: {
  custom: {
    50: '#945d9a',
    500: '#641571',
    950: '#000000',
  },
}

SCSS

$custom: #641571;
$custom-light: #945d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#641571",
  "rgb": {
    "r": 100,
    "g": 21,
    "b": 113
  },
  "hsl": {
    "h": 291.522,
    "s": 68.657,
    "l": 26.275
  },
  "oklch": {
    "l": 0.37471,
    "c": 0.15644,
    "h": 321.5
  },
  "luminance": 0.04438
}

Semantic roles & 50–950 ramp

primary

#641571

secondary

#4AA73B

accent

#EB3C55

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #641571

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

Preview Lab → · Contrast checker → · Palette generator →