#641F9C#641F9C

#641F9C is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.7% C 0.187 H 304.1°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#641F9C
RGB	rgb(100, 31, 156)
HSL	hsl(273, 67%, 37%)
HSV	hsv(273, 80%, 61%)
CMYK	cmyk(35.9%, 80.1%, 0%, 38.8%)
CIE-LAB	lab(29.64, 52.33, -54.29)
CIE-LCH	lch(29.64, 75.40, 313.95°)
OKLab	oklab(41.73% 0.1048 -0.1548)
OKLCH	oklch(41.73% 0.187 304.1)
XYZ	xyz(11.7449, 6.0896, 32.0027)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F9C #579C1F

analogous

#261F9C #641F9C #9C1F96

triadic

#641F9C #9C641F #1F9C64

tetradic

#641F9C #9C261F #579C1F #1F969C

square

#641F9C #9C261F #579C1F #1F969C

split-complementary

#641F9C #969C1F #1F9C26

monochromatic

#230B36 #431569 #641F9C #8529CF #A258DE

Accessibility & contrast

On white

9.47

#641F9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#641F9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F9C

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F9C	#FFFFFF	#000000	##FFFFFF
##641F9C	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#00469A

Tritanopia (blue-blind)

#59405E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #641f9c;
/* rgb */ color: rgb(100, 31, 156);
/* oklch */ color: oklch(41.7% 0.187 304.1);

Tailwind

colors: {
  custom: {
    50: '#9664ba',
    500: '#641f9c',
    950: '#000000',
  },
}

SCSS

$custom: #641f9c;
$custom-light: #9664ba;
$custom-dark: #000000;

JSON

{
  "hex": "#641f9c",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 156
  },
  "hsl": {
    "h": 273.12,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.41727,
    "c": 0.18696,
    "h": 304.1
  },
  "luminance": 0.0609
}

Semantic roles & 50–950 ramp

primary

#641F9C

secondary

#86C155

accent

#EA3E8B

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641F9C

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

Preview Lab → · Contrast checker → · Palette generator →