#641C99#641C99

#641C99 is a dark, vivid violet. Relative luminance 0.058; OKLCH L 41.2% C 0.187 H 305.3°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#641C99
RGB	rgb(100, 28, 153)
HSL	hsl(275, 69%, 35%)
HSV	hsv(275, 82%, 60%)
CMYK	cmyk(34.6%, 81.7%, 0%, 40%)
CIE-LAB	lab(29.00, 52.73, -53.49)
CIE-LCH	lch(29.00, 75.11, 314.59°)
OKLab	oklab(41.21% 0.1081 -0.1524)
OKLCH	oklch(41.21% 0.187 305.3)
XYZ	xyz(11.4193, 5.8398, 30.6564)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C99 #51991C

analogous

#251C99 #641C99 #991C8F

triadic

#641C99 #99641C #1C9964

tetradic

#641C99 #99251C #51991C #1C8F99

square

#641C99 #99251C #51991C #1C8F99

split-complementary

#641C99 #8F991C #1C9925

monochromatic

#200932 #421365 #641C99 #8625CD #A350DF

Accessibility & contrast

On white

9.69

#641C99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#641C99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C99

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C99	#FFFFFF	#000000	##FFFFFF
##641C99	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439C

Deuteranopia (green-blind)

#004497

Tritanopia (blue-blind)

#5A3E5B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #641c99;
/* rgb */ color: rgb(100, 28, 153);
/* oklch */ color: oklch(41.2% 0.187 305.3);

Tailwind

colors: {
  custom: {
    50: '#9662b8',
    500: '#641c99',
    950: '#000000',
  },
}

SCSS

$custom: #641c99;
$custom-light: #9662b8;
$custom-dark: #000000;

JSON

{
  "hex": "#641c99",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 153
  },
  "hsl": {
    "h": 274.56,
    "s": 69.061,
    "l": 35.49
  },
  "oklch": {
    "l": 0.41207,
    "c": 0.18684,
    "h": 305.3
  },
  "luminance": 0.0584
}

Semantic roles & 50–950 ramp

primary

#641C99

secondary

#80C24F

accent

#EC3C87

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #641C99

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

Preview Lab → · Contrast checker → · Palette generator →