#643EDC#643EDC

#643EDC is a mid, highly saturated violet. Relative luminance 0.113; OKLCH L 50.8% C 0.225 H 286.4°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#643EDC
RGB	rgb(100, 62, 220)
HSL	hsl(254, 69%, 55%)
HSV	hsv(254, 72%, 86%)
CMYK	cmyk(54.5%, 71.8%, 0%, 13.7%)
CIE-LAB	lab(40.12, 54.98, -74.90)
CIE-LCH	lch(40.12, 92.91, 306.28°)
OKLab	oklab(50.8% 0.0632 -0.2155)
OKLCH	oklch(50.8% 0.225 286.4)
XYZ	xyz(19.8926, 11.3208, 68.8332)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643EDC #B6DC3E

analogous

#3E67DC #643EDC #B33EDC

triadic

#643EDC #DC643E #3EDC64

tetradic

#643EDC #DC3E67 #B6DC3E #3EDCB3

square

#643EDC #DC3E67 #B6DC3E #3EDCB3

split-complementary

#643EDC #DCB33E #67DC3E

monochromatic

#331987 #4722BB #643EDC #8E72E5 #B7A6EF

Accessibility & contrast

On white

6.43

#643EDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#643EDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #643EDC

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643EDC	#FFFFFF	#000000	##FFFFFF
##643EDC	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E1

Deuteranopia (green-blind)

#005AD9

Tritanopia (blue-blind)

#2F6989

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #643edc;
/* rgb */ color: rgb(100, 62, 220);
/* oklch */ color: oklch(50.8% 0.225 286.4);

Tailwind

colors: {
  custom: {
    50: '#9c77e8',
    500: '#643edc',
    950: '#000000',
  },
}

SCSS

$custom: #643edc;
$custom-light: #9c77e8;
$custom-dark: #000000;

JSON

{
  "hex": "#643edc",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 220
  },
  "hsl": {
    "h": 254.43,
    "s": 69.298,
    "l": 55.294
  },
  "oklch": {
    "l": 0.508,
    "c": 0.22457,
    "h": 286.4
  },
  "luminance": 0.11322
}

Semantic roles & 50–950 ramp

primary

#643EDC

secondary

#CCDC9A

accent

#EC3CC2

background

#FAF7FE

surface

#F4EDFD

border

#CEC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #643EDC

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

Preview Lab → · Contrast checker → · Palette generator →