#641D99#641D99

#641D99 is a dark, vivid violet. Relative luminance 0.059; OKLCH L 41.3% C 0.186 H 305.2°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#641D99
RGB	rgb(100, 29, 153)
HSL	hsl(274, 68%, 36%)
HSV	hsv(274, 81%, 60%)
CMYK	cmyk(34.6%, 81%, 0%, 40%)
CIE-LAB	lab(29.13, 52.38, -53.29)
CIE-LCH	lch(29.13, 74.72, 314.50°)
OKLab	oklab(41.29% 0.1073 -0.1519)
OKLCH	oklch(41.29% 0.186 305.2)
XYZ	xyz(11.4434, 5.8880, 30.6645)
Luminance	0.0589 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641D99 #52991D

analogous

#261D99 #641D99 #991D90

triadic

#641D99 #99641D #1D9964

tetradic

#641D99 #99261D #52991D #1D9099

square

#641D99 #99261D #52991D #1D9099

split-complementary

#641D99 #90991D #1D9926

monochromatic

#210932 #421366 #641D99 #8627CC #A252DE

Accessibility & contrast

On white

9.64

#641D99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#641D99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641D99

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641D99	#FFFFFF	#000000	##FFFFFF
##641D99	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439C

Deuteranopia (green-blind)

#004597

Tritanopia (blue-blind)

#5A3E5C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #641d99;
/* rgb */ color: rgb(100, 29, 153);
/* oklch */ color: oklch(41.3% 0.186 305.2);

Tailwind

colors: {
  custom: {
    50: '#9663b8',
    500: '#641d99',
    950: '#000000',
  },
}

SCSS

$custom: #641d99;
$custom-light: #9663b8;
$custom-dark: #000000;

JSON

{
  "hex": "#641d99",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 153
  },
  "hsl": {
    "h": 274.355,
    "s": 68.132,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41293,
    "c": 0.18591,
    "h": 305.2
  },
  "luminance": 0.05888
}

Semantic roles & 50–950 ramp

primary

#641D99

secondary

#81C151

accent

#EB3D87

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #641D99

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

Preview Lab → · Contrast checker → · Palette generator →