#643DE9#643DE9

#643DE9 is a mid, highly saturated violet. Relative luminance 0.119; OKLCH L 51.8% C 0.240 H 284.7°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#643DE9
RGB	rgb(100, 61, 233)
HSL	hsl(254, 80%, 58%)
HSV	hsv(254, 74%, 91%)
CMYK	cmyk(57.1%, 73.8%, 0%, 8.6%)
CIE-LAB	lab(41.10, 59.12, -80.68)
CIE-LCH	lch(41.10, 100.03, 306.23°)
OKLab	oklab(51.85% 0.061 -0.2324)
OKLCH	oklch(51.85% 0.24 284.7)
XYZ	xyz(21.6278, 11.9287, 78.2378)
Luminance	0.1193 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643DE9 #C2E93D

analogous

#3D6CE9 #643DE9 #BA3DE9

triadic

#643DE9 #E9643D #3DE964

tetradic

#643DE9 #E93D6C #C2E93D #3DE9BA

square

#643DE9 #E93D6C #C2E93D #3DE9BA

split-complementary

#643DE9 #E9BA3D #6CE93D

monochromatic

#30119A #4218D1 #643DE9 #9074EF #BCABF5

Accessibility & contrast

On white

6.20

#643DE9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#643DE9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #643DE9

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643DE9	#FFFFFF	#000000	##FFFFFF
##643DE9	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066EE

Deuteranopia (green-blind)

#005BE6

Tritanopia (blue-blind)

#1B6D90

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #643de9;
/* rgb */ color: rgb(100, 61, 233);
/* oklch */ color: oklch(51.8% 0.240 284.7);

Tailwind

colors: {
  custom: {
    50: '#9e77f1',
    500: '#643de9',
    950: '#000000',
  },
}

SCSS

$custom: #643de9;
$custom-light: #9e77f1;
$custom-dark: #000000;

JSON

{
  "hex": "#643de9",
  "rgb": {
    "r": 100,
    "g": 61,
    "b": 233
  },
  "hsl": {
    "h": 253.605,
    "s": 79.63,
    "l": 57.647
  },
  "oklch": {
    "l": 0.5185,
    "c": 0.24027,
    "h": 284.7
  },
  "luminance": 0.1193
}

Semantic roles & 50–950 ramp

primary

#643DE9

secondary

#D4E49E

accent

#F632CA

background

#FAF7FE

surface

#F4EDFD

border

#CEC8D5

text

#100917

muted

#7F7B85

Preview Lab

Preview with #643DE9

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

Preview Lab → · Contrast checker → · Palette generator →