#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
RGBrgb(100, 61, 233)
HSLhsl(254, 80%, 58%)
HSVhsv(254, 74%, 91%)
CMYKcmyk(57.1%, 73.8%, 0%, 8.6%)
CIE-LABlab(41.10, 59.12, -80.68)
CIE-LCHlch(41.10, 100.03, 306.23°)
OKLaboklab(51.85% 0.061 -0.2324)
OKLCHoklch(51.85% 0.24 284.7)
XYZxyz(21.6278, 11.9287, 78.2378)
Luminance0.1193 (WCAG relative)
Temperaturecool
Familyviolet

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
##643DE91.006.203.396.20
#FFFFFF6.201.0021.001.00
#0000003.3921.001.0021.00
##FFFFFF6.201.0021.001.00

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 →

#643DE9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva