#641C8C#641C8C

#641C8C is a dark, vivid violet. Relative luminance 0.054; OKLCH L 40.1% C 0.174 H 309.7°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#641C8C
RGB	rgb(100, 28, 140)
HSL	hsl(279, 67%, 33%)
HSV	hsv(279, 80%, 55%)
CMYK	cmyk(28.6%, 80%, 0%, 45.1%)
CIE-LAB	lab(27.94, 49.80, -47.22)
CIE-LCH	lch(27.94, 68.62, 316.52°)
OKLab	oklab(40.13% 0.1114 -0.134)
OKLCH	oklch(40.13% 0.174 309.7)
XYZ	xyz(10.4035, 5.4335, 25.3066)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C8C #448C1C

analogous

#2C1C8C #641C8C #8C1C7C

triadic

#641C8C #8C641C #1C8C64

tetradic

#641C8C #8C2C1C #448C1C #1C7C8C

square

#641C8C #8C2C1C #448C1C #1C7C8C

split-complementary

#641C8C #7C8C1C #1C8C2C

monochromatic

#1B0826 #401259 #641C8C #8826BF #A648DA

Accessibility & contrast

On white

10.06

#641C8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#641C8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C8C

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C8C	#FFFFFF	#000000	##FFFFFF
##641C8C	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8F

Deuteranopia (green-blind)

#00438A

Tritanopia (blue-blind)

#5E3854

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #641c8c;
/* rgb */ color: rgb(100, 28, 140);
/* oklch */ color: oklch(40.1% 0.174 309.7);

Tailwind

colors: {
  custom: {
    50: '#9561ae',
    500: '#641c8c',
    950: '#000000',
  },
}

SCSS

$custom: #641c8c;
$custom-light: #9561ae;
$custom-dark: #000000;

JSON

{
  "hex": "#641c8c",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 140
  },
  "hsl": {
    "h": 278.571,
    "s": 66.667,
    "l": 32.941
  },
  "oklch": {
    "l": 0.40127,
    "c": 0.17425,
    "h": 309.7
  },
  "luminance": 0.05433
}

Semantic roles & 50–950 ramp

primary

#641C8C

secondary

#71BC48

accent

#EA3E7B

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #641C8C

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

Preview Lab → · Contrast checker → · Palette generator →