#641C9E#641C9E

#641C9E is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.6% C 0.192 H 303.8°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#641C9E
RGB	rgb(100, 28, 158)
HSL	hsl(273, 70%, 36%)
HSV	hsv(273, 82%, 62%)
CMYK	cmyk(36.7%, 82.3%, 0%, 38%)
CIE-LAB	lab(29.43, 53.88, -55.84)
CIE-LCH	lch(29.43, 77.60, 313.98°)
OKLab	oklab(41.64% 0.1066 -0.1593)
OKLCH	oklch(41.64% 0.192 303.8)
XYZ	xyz(11.8409, 6.0085, 32.8771)
Luminance	0.0601 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C9E #569E1C

analogous

#231C9E #641C9E #9E1C97

triadic

#641C9E #9E641C #1C9E64

tetradic

#641C9E #9E231C #569E1C #1C979E

square

#641C9E #9E231C #569E1C #1C979E

split-complementary

#641C9E #979E1C #1C9E23

monochromatic

#220A36 #43136A #641C9E #8525D2 #A254E1

Accessibility & contrast

On white

9.54

#641C9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#641C9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C9E

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C9E	#FFFFFF	#000000	##FFFFFF
##641C9E	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A1

Deuteranopia (green-blind)

#00459C

Tritanopia (blue-blind)

#58405E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #641c9e;
/* rgb */ color: rgb(100, 28, 158);
/* oklch */ color: oklch(41.6% 0.192 303.8);

Tailwind

colors: {
  custom: {
    50: '#9662bc',
    500: '#641c9e',
    950: '#000000',
  },
}

SCSS

$custom: #641c9e;
$custom-light: #9662bc;
$custom-dark: #000000;

JSON

{
  "hex": "#641c9e",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 158
  },
  "hsl": {
    "h": 273.231,
    "s": 69.892,
    "l": 36.471
  },
  "oklch": {
    "l": 0.41638,
    "c": 0.1917,
    "h": 303.8
  },
  "luminance": 0.06008
}

Semantic roles & 50–950 ramp

primary

#641C9E

secondary

#85C452

accent

#ED3B8A

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641C9E

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

Preview Lab → · Contrast checker → · Palette generator →