#641B64#641B64

#641B64 is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.1% C 0.138 H 327.9°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#641B64
RGB	rgb(100, 27, 100)
HSL	hsl(300, 57%, 25%)
HSV	hsv(300, 73%, 39%)
CMYK	cmyk(0%, 73%, 0%, 60.8%)
CIE-LAB	lab(24.99, 41.94, -26.49)
CIE-LCH	lch(24.99, 49.61, 327.72°)
OKLab	oklab(37.15% 0.117 -0.0733)
OKLCH	oklch(37.15% 0.138 327.9)
XYZ	xyz(7.9476, 4.4138, 12.4875)
Luminance	0.0441 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641B64 #1B641B

analogous

#401B64 #641B64 #641B40

triadic

#641B64 #64641B #1B6464

tetradic

#641B64 #64401B #1B641B #1B4064

square

#641B64 #64401B #1B641B #1B4064

split-complementary

#641B64 #40641B #1B6440

monochromatic

#180718 #340E34 #641B64 #942894 #C435C4

Accessibility & contrast

On white

11.15

#641B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#641B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641B64

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641B64	#FFFFFF	#000000	##FFFFFF
##641B64	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F3566

Deuteranopia (green-blind)

#2E3F62

Tritanopia (blue-blind)

#67263D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #641b64;
/* rgb */ color: rgb(100, 27, 100);
/* oklch */ color: oklch(37.1% 0.138 327.9);

Tailwind

colors: {
  custom: {
    50: '#935f90',
    500: '#641b64',
    950: '#000000',
  },
}

SCSS

$custom: #641b64;
$custom-light: #935f90;
$custom-dark: #000000;

JSON

{
  "hex": "#641b64",
  "rgb": {
    "r": 100,
    "g": 27,
    "b": 100
  },
  "hsl": {
    "h": 300,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.37147,
    "c": 0.13804,
    "h": 327.9
  },
  "luminance": 0.04413
}

Semantic roles & 50–950 ramp

primary

#641B64

secondary

#419941

accent

#E14747

background

#F9F5F8

surface

#F2EAF0

border

#CCC6CB

text

#0D050C

muted

#7E797D

Preview Lab

Preview with #641B64

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

Preview Lab → · Contrast checker → · Palette generator →