#641C9A#641C9A

#641C9A is a dark, vivid violet. Relative luminance 0.059; OKLCH L 41.3% C 0.188 H 305.0°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#641C9A
RGB	rgb(100, 28, 154)
HSL	hsl(274, 69%, 36%)
HSV	hsv(274, 82%, 60%)
CMYK	cmyk(35.1%, 81.8%, 0%, 39.6%)
CIE-LAB	lab(29.09, 52.96, -53.96)
CIE-LCH	lch(29.09, 75.61, 314.46°)
OKLab	oklab(41.29% 0.1078 -0.1538)
OKLCH	oklch(41.29% 0.188 305)
XYZ	xyz(11.5022, 5.8730, 31.0932)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C9A #529A1C

analogous

#251C9A #641C9A #9A1C91

triadic

#641C9A #9A641C #1C9A64

tetradic

#641C9A #9A251C #529A1C #1C919A

square

#641C9A #9A251C #529A1C #1C919A

split-complementary

#641C9A #919A1C #1C9A25

monochromatic

#210932 #421366 #641C9A #8625CE #A251DF

Accessibility & contrast

On white

9.66

#641C9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#641C9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C9A

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C9A	#FFFFFF	#000000	##FFFFFF
##641C9A	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439D

Deuteranopia (green-blind)

#004598

Tritanopia (blue-blind)

#5A3E5C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #641c9a;
/* rgb */ color: rgb(100, 28, 154);
/* oklch */ color: oklch(41.3% 0.188 305.0);

Tailwind

colors: {
  custom: {
    50: '#9662b9',
    500: '#641c9a',
    950: '#000000',
  },
}

SCSS

$custom: #641c9a;
$custom-light: #9662b9;
$custom-dark: #000000;

JSON

{
  "hex": "#641c9a",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 154
  },
  "hsl": {
    "h": 274.286,
    "s": 69.231,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41292,
    "c": 0.18781,
    "h": 305
  },
  "luminance": 0.05873
}

Semantic roles & 50–950 ramp

primary

#641C9A

secondary

#81C250

accent

#EC3C87

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #641C9A

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

Preview Lab → · Contrast checker → · Palette generator →