#641CA7#641CA7

#641CA7 is a dark, highly saturated violet. Relative luminance 0.063; OKLCH L 42.4% C 0.200 H 301.2°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#641CA7
RGB	rgb(100, 28, 167)
HSL	hsl(271, 71%, 38%)
HSV	hsv(271, 83%, 65%)
CMYK	cmyk(40.1%, 83.2%, 0%, 34.5%)
CIE-LAB	lab(30.23, 55.98, -59.99)
CIE-LCH	lch(30.23, 82.05, 313.02°)
OKLab	oklab(42.43% 0.1037 -0.1715)
OKLCH	oklch(42.43% 0.2 301.2)
XYZ	xyz(12.6441, 6.3298, 37.1073)
Luminance	0.0633 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641CA7 #5FA71C

analogous

#1E1CA7 #641CA7 #A71CA4

triadic

#641CA7 #A7641C #1CA764

tetradic

#641CA7 #A71E1C #5FA71C #1CA4A7

square

#641CA7 #A71E1C #5FA71C #1CA4A7

split-complementary

#641CA7 #A4A71C #1CA71E

monochromatic

#250A3E #451373 #641CA7 #8326DB #A15AE3

Accessibility & contrast

On white

9.27

#641CA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#641CA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641CA7

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641CA7	#FFFFFF	#000000	##FFFFFF
##641CA7	1.00	9.27	2.27	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AB

Deuteranopia (green-blind)

#0046A4

Tritanopia (blue-blind)

#554463

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #641ca7;
/* rgb */ color: rgb(100, 28, 167);
/* oklch */ color: oklch(42.4% 0.200 301.2);

Tailwind

colors: {
  custom: {
    50: '#9763c2',
    500: '#641ca7',
    950: '#000000',
  },
}

SCSS

$custom: #641ca7;
$custom-light: #9763c2;
$custom-dark: #000000;

JSON

{
  "hex": "#641ca7",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 167
  },
  "hsl": {
    "h": 271.079,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42434,
    "c": 0.20045,
    "h": 301.2
  },
  "luminance": 0.0633
}

Semantic roles & 50–950 ramp

primary

#641CA7

secondary

#8DC758

accent

#EE3A91

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0613

muted

#7E7A82

Preview Lab

Preview with #641CA7

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

Preview Lab → · Contrast checker → · Palette generator →