#641B59#641B59

#641B59 is a dark, vivid purple. Relative luminance 0.042; OKLCH L 36.5% C 0.129 H 334.6°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#641B59
RGB	rgb(100, 27, 89)
HSL	hsl(309, 57%, 25%)
HSV	hsv(309, 73%, 39%)
CMYK	cmyk(0%, 73%, 11%, 60.8%)
CIE-LAB	lab(24.37, 39.98, -20.24)
CIE-LCH	lch(24.37, 44.81, 333.15°)
OKLab	oklab(36.49% 0.1162 -0.0553)
OKLCH	oklch(36.49% 0.129 334.6)
XYZ	xyz(7.4507, 4.2151, 9.8704)
Luminance	0.0421 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641B59 #1B6426

analogous

#4A1B64 #641B59 #641B35

triadic

#641B59 #59641B #1B5964

tetradic

#641B59 #644A1B #1B6426 #1B3564

square

#641B59 #644A1B #1B6426 #1B3564

split-complementary

#641B59 #35641B #1B644A

monochromatic

#180715 #340E2E #641B59 #942884 #C435AF

Accessibility & contrast

On white

11.40

#641B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#641B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641B59

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641B59	#FFFFFF	#000000	##FFFFFF
##641B59	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A335B

Deuteranopia (green-blind)

#333E57

Tritanopia (blue-blind)

#692137

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #641b59;
/* rgb */ color: rgb(100, 27, 89);
/* oklch */ color: oklch(36.5% 0.129 334.6);

Tailwind

colors: {
  custom: {
    50: '#935f88',
    500: '#641b59',
    950: '#000000',
  },
}

SCSS

$custom: #641b59;
$custom-light: #935f88;
$custom-dark: #000000;

JSON

{
  "hex": "#641b59",
  "rgb": {
    "r": 100,
    "g": 27,
    "b": 89
  },
  "hsl": {
    "h": 309.041,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.36494,
    "c": 0.12868,
    "h": 334.6
  },
  "luminance": 0.04214
}

Semantic roles & 50–950 ramp

primary

#641B59

secondary

#41994F

accent

#E15E47

background

#F9F5F8

surface

#F2E9EF

border

#CCC5CA

text

#0D050B

muted

#7E797C

Preview Lab

Preview with #641B59

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

Preview Lab → · Contrast checker → · Palette generator →