#641CA0#641CA0

#641CA0 is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.8% C 0.194 H 303.2°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#641CA0
RGB	rgb(100, 28, 160)
HSL	hsl(273, 70%, 37%)
HSV	hsv(273, 83%, 63%)
CMYK	cmyk(37.5%, 82.5%, 0%, 37.3%)
CIE-LAB	lab(29.61, 54.35, -56.77)
CIE-LCH	lch(29.61, 78.59, 313.75°)
OKLab	oklab(41.81% 0.106 -0.1621)
OKLCH	oklch(41.81% 0.194 303.2)
XYZ	xyz(12.0144, 6.0779, 33.7911)
Luminance	0.0608 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641CA0 #58A01C

analogous

#221CA0 #641CA0 #A01C9A

triadic

#641CA0 #A0641C #1CA064

tetradic

#641CA0 #A0221C #58A01C #1C9AA0

square

#641CA0 #A0221C #58A01C #1C9AA0

split-complementary

#641CA0 #9AA01C #1CA022

monochromatic

#230A38 #43136C #641CA0 #8525D4 #A255E1

Accessibility & contrast

On white

9.48

#641CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#641CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641CA0

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641CA0	#FFFFFF	#000000	##FFFFFF
##641CA0	1.00	9.48	2.22	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A4

Deuteranopia (green-blind)

#00459E

Tritanopia (blue-blind)

#57415F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #641ca0;
/* rgb */ color: rgb(100, 28, 160);
/* oklch */ color: oklch(41.8% 0.194 303.2);

Tailwind

colors: {
  custom: {
    50: '#9663bd',
    500: '#641ca0',
    950: '#000000',
  },
}

SCSS

$custom: #641ca0;
$custom-light: #9663bd;
$custom-dark: #000000;

JSON

{
  "hex": "#641ca0",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 160
  },
  "hsl": {
    "h": 272.727,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41813,
    "c": 0.19364,
    "h": 303.2
  },
  "luminance": 0.06078
}

Semantic roles & 50–950 ramp

primary

#641CA0

secondary

#87C453

accent

#ED3B8C

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641CA0

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

Preview Lab → · Contrast checker → · Palette generator →