#641F98#641F98

#641F98 is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.4% C 0.183 H 305.4°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#641F98
RGB	rgb(100, 31, 152)
HSL	hsl(274, 66%, 36%)
HSV	hsv(274, 80%, 60%)
CMYK	cmyk(34.2%, 79.6%, 0%, 40.4%)
CIE-LAB	lab(29.30, 51.40, -52.39)
CIE-LCH	lch(29.30, 73.39, 314.45°)
OKLab	oklab(41.39% 0.1059 -0.1492)
OKLCH	oklch(41.39% 0.183 305.4)
XYZ	xyz(11.4117, 5.9564, 30.2482)
Luminance	0.0596 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F98 #53981F

analogous

#281F98 #641F98 #981F8F

triadic

#641F98 #98641F #1F9864

tetradic

#641F98 #98281F #53981F #1F8F98

square

#641F98 #98281F #53981F #1F8F98

split-complementary

#641F98 #8F981F #1F9828

monochromatic

#210A32 #431565 #641F98 #8529CB #A255DC

Accessibility & contrast

On white

9.58

#641F98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#641F98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F98

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F98	#FFFFFF	#000000	##FFFFFF
##641F98	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439B

Deuteranopia (green-blind)

#004596

Tritanopia (blue-blind)

#5A3F5B

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #641f98;
/* rgb */ color: rgb(100, 31, 152);
/* oklch */ color: oklch(41.4% 0.183 305.4);

Tailwind

colors: {
  custom: {
    50: '#9563b7',
    500: '#641f98',
    950: '#000000',
  },
}

SCSS

$custom: #641f98;
$custom-light: #9563b7;
$custom-dark: #000000;

JSON

{
  "hex": "#641f98",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 152
  },
  "hsl": {
    "h": 274.215,
    "s": 66.12,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41388,
    "c": 0.18298,
    "h": 305.4
  },
  "luminance": 0.05956
}

Semantic roles & 50–950 ramp

primary

#641F98

secondary

#82C053

accent

#E93F88

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #641F98

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

Preview Lab → · Contrast checker → · Palette generator →