#643DEE#643DEE

#643DEE is a mid, highly saturated violet. Relative luminance 0.122; OKLCH L 52.3% C 0.246 H 284.1°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#643DEE
RGB	rgb(100, 61, 238)
HSL	hsl(253, 84%, 59%)
HSV	hsv(253, 74%, 93%)
CMYK	cmyk(58%, 74.4%, 0%, 6.7%)
CIE-LAB	lab(41.56, 60.52, -82.76)
CIE-LCH	lch(41.56, 102.52, 306.18°)
OKLab	oklab(52.31% 0.0598 -0.2385)
OKLCH	oklch(52.31% 0.246 284.1)
XYZ	xyz(22.3522, 12.2184, 82.0529)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643DEE #C7EE3D

analogous

#3D6EEE #643DEE #BC3DEE

triadic

#643DEE #EE643D #3DEE64

tetradic

#643DEE #EE3D6E #C7EE3D #3DEEBC

square

#643DEE #EE3D6E #C7EE3D #3DEEBC

split-complementary

#643DEE #EEBC3D #6EEE3D

monochromatic

#2F0EA2 #3F13DB #643DEE #9175F3 #BEAEF8

Accessibility & contrast

On white

6.10

#643DEE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#643DEE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #643DEE

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643DEE	#FFFFFF	#000000	##FFFFFF
##643DEE	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067F3

Deuteranopia (green-blind)

#005CEB

Tritanopia (blue-blind)

#0C6F93

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #643dee;
/* rgb */ color: rgb(100, 61, 238);
/* oklch */ color: oklch(52.3% 0.246 284.1);

Tailwind

colors: {
  custom: {
    50: '#9f77f5',
    500: '#643dee',
    950: '#000000',
  },
}

SCSS

$custom: #643dee;
$custom-light: #9f77f5;
$custom-dark: #000000;

JSON

{
  "hex": "#643dee",
  "rgb": {
    "r": 100,
    "g": 61,
    "b": 238
  },
  "hsl": {
    "h": 253.22,
    "s": 83.886,
    "l": 58.627
  },
  "oklch": {
    "l": 0.52311,
    "c": 0.24585,
    "h": 284.1
  },
  "luminance": 0.1222
}

Semantic roles & 50–950 ramp

primary

#643DEE

secondary

#D7E6A0

accent

#FA2ECD

background

#FAF7FF

surface

#F4EDFF

border

#CEC8D7

text

#100917

muted

#7F7B85

Preview Lab

Preview with #643DEE

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

Preview Lab → · Contrast checker → · Palette generator →