#643EBE#643EBE

#643EBE is a mid, vivid violet. Relative luminance 0.099; OKLCH L 48.2% C 0.189 H 291.3°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#643EBE
RGB	rgb(100, 62, 190)
HSL	hsl(258, 51%, 49%)
HSV	hsv(258, 67%, 75%)
CMYK	cmyk(47.4%, 67.4%, 0%, 25.5%)
CIE-LAB	lab(37.61, 46.54, -61.61)
CIE-LCH	lch(37.61, 77.21, 307.06°)
OKLab	oklab(48.24% 0.0687 -0.1765)
OKLCH	oklch(48.24% 0.189 291.3)
XYZ	xyz(16.2698, 9.8717, 49.7534)
Luminance	0.0987 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 1.59

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643EBE #98BE3E

analogous

#3E58BE #643EBE #A43EBE

triadic

#643EBE #BE643E #3EBE64

tetradic

#643EBE #BE3E58 #98BE3E #3EBEA4

square

#643EBE #BE3E58 #98BE3E #3EBEA4

split-complementary

#643EBE #BEA43E #58BE3E

monochromatic

#332062 #4C2F90 #643EBE #886BCF #AD99DE

Accessibility & contrast

On white

7.06

#643EBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#643EBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643EBE

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643EBE	#FFFFFF	#000000	##FFFFFF
##643EBE	1.00	7.06	2.97	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC2

Deuteranopia (green-blind)

#0056BB

Tritanopia (blue-blind)

#485E79

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #643ebe;
/* rgb */ color: rgb(100, 62, 190);
/* oklch */ color: oklch(48.2% 0.189 291.3);

Tailwind

colors: {
  custom: {
    50: '#9876d3',
    500: '#643ebe',
    950: '#000000',
  },
}

SCSS

$custom: #643ebe;
$custom-light: #9876d3;
$custom-dark: #000000;

JSON

{
  "hex": "#643ebe",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 190
  },
  "hsl": {
    "h": 257.813,
    "s": 50.794,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48241,
    "c": 0.18939,
    "h": 291.3
  },
  "luminance": 0.09872
}

Semantic roles & 50–950 ramp

primary

#643EBE

secondary

#B8C98E

accent

#DA4EB0

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0E0914

muted

#7E7B83

Preview Lab

Preview with #643EBE

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

Preview Lab → · Contrast checker → · Palette generator →