#641F9E#641F9E

#641F9E is a dark, vivid violet. Relative luminance 0.062; OKLCH L 41.9% C 0.189 H 303.5°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#641F9E
RGB	rgb(100, 31, 158)
HSL	hsl(273, 67%, 37%)
HSV	hsv(273, 80%, 62%)
CMYK	cmyk(36.7%, 80.4%, 0%, 38%)
CIE-LAB	lab(29.81, 52.80, -55.23)
CIE-LCH	lch(29.81, 76.41, 313.71°)
OKLab	oklab(41.9% 0.1043 -0.1576)
OKLCH	oklch(41.9% 0.189 303.5)
XYZ	xyz(11.9156, 6.1579, 32.9020)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F9E #599E1F

analogous

#241F9E #641F9E #9E1F99

triadic

#641F9E #9E641F #1F9E64

tetradic

#641F9E #9E241F #599E1F #1F999E

square

#641F9E #9E241F #599E1F #1F999E

split-complementary

#641F9E #999E1F #1F9E24

monochromatic

#230B38 #44156B #641F9E #8429D1 #A159DE

Accessibility & contrast

On white

9.41

#641F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#641F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F9E

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F9E	#FFFFFF	#000000	##FFFFFF
##641F9E	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A1

Deuteranopia (green-blind)

#00469C

Tritanopia (blue-blind)

#58415F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #641f9e;
/* rgb */ color: rgb(100, 31, 158);
/* oklch */ color: oklch(41.9% 0.189 303.5);

Tailwind

colors: {
  custom: {
    50: '#9664bc',
    500: '#641f9e',
    950: '#000000',
  },
}

SCSS

$custom: #641f9e;
$custom-light: #9664bc;
$custom-dark: #000000;

JSON

{
  "hex": "#641f9e",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 158
  },
  "hsl": {
    "h": 272.598,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.41898,
    "c": 0.18895,
    "h": 303.5
  },
  "luminance": 0.06158
}

Semantic roles & 50–950 ramp

primary

#641F9E

secondary

#88C256

accent

#EA3E8C

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641F9E

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

Preview Lab → · Contrast checker → · Palette generator →