#641B5F#641B5F

#641B5F is a dark, vivid purple. Relative luminance 0.043; OKLCH L 36.8% C 0.134 H 330.8°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#641B5F
RGB	rgb(100, 27, 95)
HSL	hsl(304, 57%, 25%)
HSV	hsv(304, 73%, 39%)
CMYK	cmyk(0%, 73%, 5%, 60.8%)
CIE-LAB	lab(24.70, 41.03, -23.68)
CIE-LCH	lch(24.70, 47.37, 330.01°)
OKLab	oklab(36.84% 0.1167 -0.0652)
OKLCH	oklch(36.84% 0.134 330.8)
XYZ	xyz(7.7130, 4.3200, 11.2519)
Luminance	0.0432 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641B5F #1B6420

analogous

#451B64 #641B5F #641B3A

triadic

#641B5F #5F641B #1B5F64

tetradic

#641B5F #64451B #1B6420 #1B3A64

square

#641B5F #64451B #1B6420 #1B3A64

split-complementary

#641B5F #3A641B #1B6445

monochromatic

#180717 #340E31 #641B5F #94288D #C435BB

Accessibility & contrast

On white

11.27

#641B5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#641B5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641B5F

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641B5F	#FFFFFF	#000000	##FFFFFF
##641B5F	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153461

Deuteranopia (green-blind)

#313E5D

Tritanopia (blue-blind)

#68233A

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #641b5f;
/* rgb */ color: rgb(100, 27, 95);
/* oklch */ color: oklch(36.8% 0.134 330.8);

Tailwind

colors: {
  custom: {
    50: '#935f8c',
    500: '#641b5f',
    950: '#000000',
  },
}

SCSS

$custom: #641b5f;
$custom-light: #935f8c;
$custom-dark: #000000;

JSON

{
  "hex": "#641b5f",
  "rgb": {
    "r": 100,
    "g": 27,
    "b": 95
  },
  "hsl": {
    "h": 304.11,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.36842,
    "c": 0.1337,
    "h": 330.8
  },
  "luminance": 0.04319
}

Semantic roles & 50–950 ramp

primary

#641B5F

secondary

#419947

accent

#E15247

background

#F9F5F8

surface

#F2EAF0

border

#CCC6CB

text

#0D050C

muted

#7E797D

Preview Lab

Preview with #641B5F

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

Preview Lab → · Contrast checker → · Palette generator →