#641C5B#641C5B

#641C5B is a dark, vivid purple. Relative luminance 0.043; OKLCH L 36.7% C 0.129 H 333.3°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#641C5B
RGB	rgb(100, 28, 91)
HSL	hsl(308, 56%, 25%)
HSV	hsv(308, 72%, 39%)
CMYK	cmyk(0%, 72%, 9%, 60.8%)
CIE-LAB	lab(24.63, 39.91, -21.16)
CIE-LCH	lch(24.63, 45.17, 332.06°)
OKLab	oklab(36.71% 0.1152 -0.0579)
OKLCH	oklch(36.71% 0.129 333.3)
XYZ	xyz(7.5591, 4.2958, 10.3265)
Luminance	0.0430 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C5B #1C6425

analogous

#491C64 #641C5B #641C37

triadic

#641C5B #5B641C #1C5B64

tetradic

#641C5B #64491C #1C6425 #1C3764

square

#641C5B #64491C #1C6425 #1C3764

split-complementary

#641C5B #37641C #1C6449

monochromatic

#180716 #340F2F #641C5B #942987 #C437B2

Accessibility & contrast

On white

11.30

#641C5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#641C5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C5B

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C5B	#FFFFFF	#000000	##FFFFFF
##641C5B	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A345D

Deuteranopia (green-blind)

#333E59

Tritanopia (blue-blind)

#692239

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #641c5b;
/* rgb */ color: rgb(100, 28, 91);
/* oklch */ color: oklch(36.7% 0.129 333.3);

Tailwind

colors: {
  custom: {
    50: '#935f89',
    500: '#641c5b',
    950: '#000000',
  },
}

SCSS

$custom: #641c5b;
$custom-light: #935f89;
$custom-dark: #000000;

JSON

{
  "hex": "#641c5b",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 91
  },
  "hsl": {
    "h": 307.5,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.36714,
    "c": 0.12895,
    "h": 333.3
  },
  "luminance": 0.04295
}

Semantic roles & 50–950 ramp

primary

#641C5B

secondary

#43994D

accent

#E05B48

background

#F9F5F8

surface

#F2EAF0

border

#CCC6CB

text

#0D050B

muted

#7E797C

Preview Lab

Preview with #641C5B

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

Preview Lab → · Contrast checker → · Palette generator →