#641F9D#641F9D

#641F9D is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.8% C 0.188 H 303.8°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#641F9D
RGB	rgb(100, 31, 157)
HSL	hsl(273, 67%, 37%)
HSV	hsv(273, 80%, 62%)
CMYK	cmyk(36.3%, 80.3%, 0%, 38.4%)
CIE-LAB	lab(29.72, 52.56, -54.76)
CIE-LCH	lch(29.72, 75.91, 313.83°)
OKLab	oklab(41.81% 0.1046 -0.1562)
OKLCH	oklch(41.81% 0.188 303.8)
XYZ	xyz(11.8299, 6.1236, 32.4505)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F9D #589D1F

analogous

#251F9D #641F9D #9D1F97

triadic

#641F9D #9D641F #1F9D64

tetradic

#641F9D #9D251F #589D1F #1F979D

square

#641F9D #9D251F #589D1F #1F979D

split-complementary

#641F9D #979D1F #1F9D25

monochromatic

#230B37 #43156A #641F9D #8529D0 #A258DE

Accessibility & contrast

On white

9.44

#641F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#641F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F9D

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F9D	#FFFFFF	#000000	##FFFFFF
##641F9D	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A0

Deuteranopia (green-blind)

#00469B

Tritanopia (blue-blind)

#58415E

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #641f9d;
/* rgb */ color: rgb(100, 31, 157);
/* oklch */ color: oklch(41.8% 0.188 303.8);

Tailwind

colors: {
  custom: {
    50: '#9664bb',
    500: '#641f9d',
    950: '#000000',
  },
}

SCSS

$custom: #641f9d;
$custom-light: #9664bb;
$custom-dark: #000000;

JSON

{
  "hex": "#641f9d",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 157
  },
  "hsl": {
    "h": 272.857,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41812,
    "c": 0.18795,
    "h": 303.8
  },
  "luminance": 0.06124
}

Semantic roles & 50–950 ramp

primary

#641F9D

secondary

#87C256

accent

#EA3E8C

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641F9D

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

Preview Lab → · Contrast checker → · Palette generator →