#641C63#641C63

#641C63 is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.2% C 0.136 H 328.5°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#641C63
RGB	rgb(100, 28, 99)
HSL	hsl(301, 56%, 25%)
HSV	hsv(301, 72%, 39%)
CMYK	cmyk(0%, 72%, 1%, 60.8%)
CIE-LAB	lab(25.08, 41.35, -25.70)
CIE-LCH	lch(25.08, 48.69, 328.13°)
OKLab	oklab(37.19% 0.1158 -0.071)
OKLCH	oklch(37.19% 0.136 328.5)
XYZ	xyz(7.9228, 4.4412, 12.2419)
Luminance	0.0444 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C63 #1C641D

analogous

#411C64 #641C63 #641C3F

triadic

#641C63 #63641C #1C6364

tetradic

#641C63 #64411C #1C641D #1C3F64

square

#641C63 #64411C #1C641D #1C3F64

split-complementary

#641C63 #3F641C #1C6441

monochromatic

#180718 #340F34 #641C63 #942992 #C437C2

Accessibility & contrast

On white

11.12

#641C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#641C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C63

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C63	#FFFFFF	#000000	##FFFFFF
##641C63	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123565

Deuteranopia (green-blind)

#2F3F61

Tritanopia (blue-blind)

#67263D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #641c63;
/* rgb */ color: rgb(100, 28, 99);
/* oklch */ color: oklch(37.2% 0.136 328.5);

Tailwind

colors: {
  custom: {
    50: '#935f90',
    500: '#641c63',
    950: '#000000',
  },
}

SCSS

$custom: #641c63;
$custom-light: #935f90;
$custom-dark: #000000;

JSON

{
  "hex": "#641c63",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 99
  },
  "hsl": {
    "h": 300.833,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.37189,
    "c": 0.13583,
    "h": 328.5
  },
  "luminance": 0.04441
}

Semantic roles & 50–950 ramp

primary

#641C63

secondary

#439944

accent

#E04A48

background

#F9F5F8

surface

#F2EAF0

border

#CCC6CB

text

#0D050C

muted

#7E797D

Preview Lab

Preview with #641C63

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

Preview Lab → · Contrast checker → · Palette generator →