#643FA2#643FA2

#643FA2 is a mid, vivid violet. Relative luminance 0.089; OKLCH L 46.2% C 0.154 H 297.2°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#643FA2
RGB	rgb(100, 63, 162)
HSL	hsl(262, 44%, 44%)
HSV	hsv(262, 61%, 64%)
CMYK	cmyk(38.3%, 61.1%, 0%, 36.5%)
CIE-LAB	lab(35.74, 38.21, -48.03)
CIE-LCH	lch(35.74, 61.37, 308.50°)
OKLab	oklab(46.23% 0.0703 -0.1365)
OKLCH	oklch(46.23% 0.154 297.2)
XYZ	xyz(13.5530, 8.8728, 35.1740)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643FA2 #7DA23F

analogous

#3F4CA2 #643FA2 #963FA2

triadic

#643FA2 #A2643F #3FA264

tetradic

#643FA2 #A23F4C #7DA23F #3FA296

square

#643FA2 #A23F4C #7DA23F #3FA296

split-complementary

#643FA2 #A2963F #4CA23F

monochromatic

#2E1D4A #492E76 #643FA2 #835EC0 #A58AD1

Accessibility & contrast

On white

7.57

#643FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#643FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643FA2

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643FA2	#FFFFFF	#000000	##FFFFFF
##643FA2	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A5

Deuteranopia (green-blind)

#1453A0

Tritanopia (blue-blind)

#55546A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #643fa2;
/* rgb */ color: rgb(100, 63, 162);
/* oklch */ color: oklch(46.2% 0.154 297.2);

Tailwind

colors: {
  custom: {
    50: '#9476be',
    500: '#643fa2',
    950: '#000000',
  },
}

SCSS

$custom: #643fa2;
$custom-light: #9476be;
$custom-dark: #000000;

JSON

{
  "hex": "#643fa2",
  "rgb": {
    "r": 100,
    "g": 63,
    "b": 162
  },
  "hsl": {
    "h": 262.424,
    "s": 44,
    "l": 44.118
  },
  "oklch": {
    "l": 0.46231,
    "c": 0.15358,
    "h": 297.2
  },
  "luminance": 0.08873
}

Semantic roles & 50–950 ramp

primary

#643FA2

secondary

#A6BC81

accent

#D454A4

background

#F9F7FB

surface

#F2EDF7

border

#CCC8D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #643FA2

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

Preview Lab → · Contrast checker → · Palette generator →