#641C5A#641C5A

#641C5A is a dark, vivid purple. Relative luminance 0.043; OKLCH L 36.7% C 0.128 H 333.9°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#641C5A
RGB	rgb(100, 28, 90)
HSL	hsl(308, 56%, 25%)
HSV	hsv(308, 72%, 39%)
CMYK	cmyk(0%, 72%, 10%, 60.8%)
CIE-LAB	lab(24.57, 39.74, -20.59)
CIE-LCH	lch(24.57, 44.75, 332.61°)
OKLab	oklab(36.66% 0.1151 -0.0563)
OKLCH	oklch(36.66% 0.128 333.9)
XYZ	xyz(7.5163, 4.2786, 10.1009)
Luminance	0.0428 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C5A #1C6426

analogous

#4A1C64 #641C5A #641C36

triadic

#641C5A #5A641C #1C5A64

tetradic

#641C5A #644A1C #1C6426 #1C3664

square

#641C5A #644A1C #1C6426 #1C3664

split-complementary

#641C5A #36641C #1C644A

monochromatic

#180716 #340F2F #641C5A #942985 #C437B0

Accessibility & contrast

On white

11.32

#641C5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#641C5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C5A

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C5A	#FFFFFF	#000000	##FFFFFF
##641C5A	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B345C

Deuteranopia (green-blind)

#333E58

Tritanopia (blue-blind)

#692238

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #641c5a;
/* rgb */ color: rgb(100, 28, 90);
/* oklch */ color: oklch(36.7% 0.128 333.9);

Tailwind

colors: {
  custom: {
    50: '#935f89',
    500: '#641c5a',
    950: '#000000',
  },
}

SCSS

$custom: #641c5a;
$custom-light: #935f89;
$custom-dark: #000000;

JSON

{
  "hex": "#641c5a",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 90
  },
  "hsl": {
    "h": 308.333,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.36657,
    "c": 0.12812,
    "h": 333.9
  },
  "luminance": 0.04278
}

Semantic roles & 50–950 ramp

primary

#641C5A

secondary

#43994F

accent

#E05D48

background

#F9F5F8

surface

#F2EAF0

border

#CCC6CB

text

#0D050B

muted

#7E797C

Preview Lab

Preview with #641C5A

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

Preview Lab → · Contrast checker → · Palette generator →