#643EF2#643EF2

#643EF2 is a mid, highly saturated violet. Relative luminance 0.126; OKLCH L 52.8% C 0.249 H 283.5°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#643EF2
RGB	rgb(100, 62, 242)
HSL	hsl(253, 87%, 60%)
HSV	hsv(253, 74%, 95%)
CMYK	cmyk(58.7%, 74.4%, 0%, 5.1%)
CIE-LAB	lab(42.10, 61.15, -84.13)
CIE-LCH	lch(42.10, 104.01, 306.01°)
OKLab	oklab(52.8% 0.0582 -0.2425)
OKLCH	oklch(52.8% 0.249 283.5)
XYZ	xyz(23.0002, 12.5639, 85.2003)
Luminance	0.1257 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643EF2 #CCF23E

analogous

#3E72F2 #643EF2 #BE3EF2

triadic

#643EF2 #F2643E #3EF264

tetradic

#643EF2 #F23E72 #CCF23E #3EF2BE

square

#643EF2 #F23E72 #CCF23E #3EF2BE

split-complementary

#643EF2 #F2BE3E #72F23E

monochromatic

#2D0BAA #3C0FE3 #643EF2 #9277F6 #C0B1FA

Accessibility & contrast

On white

5.98

#643EF2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#643EF2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #643EF2

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643EF2	#FFFFFF	#000000	##FFFFFF
##643EF2	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069F7

Deuteranopia (green-blind)

#005DEF

Tritanopia (blue-blind)

#007196

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #643ef2;
/* rgb */ color: rgb(100, 62, 242);
/* oklch */ color: oklch(52.8% 0.249 283.5);

Tailwind

colors: {
  custom: {
    50: '#9f78f8',
    500: '#643ef2',
    950: '#000000',
  },
}

SCSS

$custom: #643ef2;
$custom-light: #9f78f8;
$custom-dark: #000000;

JSON

{
  "hex": "#643ef2",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 242
  },
  "hsl": {
    "h": 252.667,
    "s": 87.379,
    "l": 59.608
  },
  "oklch": {
    "l": 0.528,
    "c": 0.24936,
    "h": 283.5
  },
  "luminance": 0.12565
}

Semantic roles & 50–950 ramp

primary

#643EF2

secondary

#DAE9A3

accent

#FE2AD1

background

#FAF7FF

surface

#F4EDFF

border

#CEC8D7

text

#100917

muted

#7F7B85

Preview Lab

Preview with #643EF2

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

Preview Lab → · Contrast checker → · Palette generator →