#643EAE#643EAE

#643EAE is a mid, vivid violet. Relative luminance 0.092; OKLCH L 47.0% C 0.170 H 294.6°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#643EAE
RGB	rgb(100, 62, 174)
HSL	hsl(260, 47%, 46%)
HSV	hsv(260, 64%, 68%)
CMYK	cmyk(42.5%, 64.4%, 0%, 31.8%)
CIE-LAB	lab(36.39, 42.08, -54.15)
CIE-LCH	lch(36.39, 68.58, 307.85°)
OKLab	oklab(46.97% 0.0707 -0.1546)
OKLCH	oklch(46.97% 0.17 294.6)
XYZ	xyz(14.6161, 9.2102, 41.0439)
Luminance	0.0921 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643EAE #88AE3E

analogous

#3E50AE #643EAE #9C3EAE

triadic

#643EAE #AE643E #3EAE64

tetradic

#643EAE #AE3E50 #88AE3E #3EAE9C

square

#643EAE #AE3E50 #88AE3E #3EAE9C

split-complementary

#643EAE #AE9C3E #50AE3E

monochromatic

#301E54 #4A2E81 #643EAE #8462C7 #A88FD7

Accessibility & contrast

On white

7.39

#643EAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#643EAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643EAE

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643EAE	#FFFFFF	#000000	##FFFFFF
##643EAE	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B2

Deuteranopia (green-blind)

#0054AC

Tritanopia (blue-blind)

#505870

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #643eae;
/* rgb */ color: rgb(100, 62, 174);
/* oklch */ color: oklch(47.0% 0.170 294.6);

Tailwind

colors: {
  custom: {
    50: '#9675c7',
    500: '#643eae',
    950: '#000000',
  },
}

SCSS

$custom: #643eae;
$custom-light: #9675c7;
$custom-dark: #000000;

JSON

{
  "hex": "#643eae",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 174
  },
  "hsl": {
    "h": 260.357,
    "s": 47.458,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46974,
    "c": 0.16994,
    "h": 294.6
  },
  "luminance": 0.09211
}

Semantic roles & 50–950 ramp

primary

#643EAE

secondary

#AEC286

accent

#D751A9

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #643EAE

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

Preview Lab → · Contrast checker → · Palette generator →