#643271#643271

#643271 is a dark, moderate purple. Relative luminance 0.062; OKLCH L 40.9% C 0.115 H 319.0°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#643271
RGB	rgb(100, 50, 113)
HSL	hsl(288, 39%, 32%)
HSV	hsv(288, 56%, 44%)
CMYK	cmyk(11.5%, 55.8%, 0%, 55.7%)
CIE-LAB	lab(29.87, 33.32, -27.15)
CIE-LCH	lch(29.87, 42.98, 320.82°)
OKLab	oklab(40.94% 0.0868 -0.0754)
OKLCH	oklch(40.94% 0.115 319)
XYZ	xyz(9.3764, 6.1831, 16.3191)
Luminance	0.0618 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643271 #3F7132

analogous

#453271 #643271 #71325F

triadic

#643271 #716432 #327164

tetradic

#643271 #714532 #3F7132 #325F71

square

#643271 #714532 #3F7132 #325F71

split-complementary

#643271 #5F7132 #327145

monochromatic

#190C1C #3E1F47 #643271 #8A459B #A863BA

Accessibility & contrast

On white

9.39

#643271 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#643271 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643271

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643271	#FFFFFF	#000000	##FFFFFF
##643271	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264373

Deuteranopia (green-blind)

#36486F

Tritanopia (blue-blind)

#643B4C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #643271;
/* rgb */ color: rgb(100, 50, 113);
/* oklch */ color: oklch(40.9% 0.115 319.0);

Tailwind

colors: {
  custom: {
    50: '#926c9a',
    500: '#643271',
    950: '#000000',
  },
}

SCSS

$custom: #643271;
$custom-light: #926c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#643271",
  "rgb": {
    "r": 100,
    "g": 50,
    "b": 113
  },
  "hsl": {
    "h": 287.619,
    "s": 38.65,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40939,
    "c": 0.11498,
    "h": 319
  },
  "luminance": 0.06183
}

Semantic roles & 50–950 ramp

primary

#643271

secondary

#6BA25D

accent

#CF5971

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D070E

muted

#7E7A7E

Preview Lab

Preview with #643271

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

Preview Lab → · Contrast checker → · Palette generator →