#643EBD#643EBD

#643EBD is a mid, vivid violet. Relative luminance 0.098; OKLCH L 48.2% C 0.188 H 291.5°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#643EBD
RGB	rgb(100, 62, 189)
HSL	hsl(258, 51%, 49%)
HSV	hsv(258, 67%, 74%)
CMYK	cmyk(47.1%, 67.2%, 0%, 25.9%)
CIE-LAB	lab(37.53, 46.26, -61.16)
CIE-LCH	lch(37.53, 76.68, 307.10°)
OKLab	oklab(48.16% 0.0689 -0.1751)
OKLCH	oklch(48.16% 0.188 291.5)
XYZ	xyz(16.1609, 9.8281, 49.1798)
Luminance	0.0983 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 1.72

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643EBD #97BD3E

analogous

#3E57BD #643EBD #A43EBD

triadic

#643EBD #BD643E #3EBD64

tetradic

#643EBD #BD3E57 #97BD3E #3EBDA4

square

#643EBD #BD3E57 #97BD3E #3EBDA4

split-complementary

#643EBD #BDA43E #57BD3E

monochromatic

#332061 #4C2F8F #643EBD #886ACE #AD98DD

Accessibility & contrast

On white

7.08

#643EBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#643EBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643EBD

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643EBD	#FFFFFF	#000000	##FFFFFF
##643EBD	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC1

Deuteranopia (green-blind)

#0056BA

Tritanopia (blue-blind)

#485D78

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #643ebd;
/* rgb */ color: rgb(100, 62, 189);
/* oklch */ color: oklch(48.2% 0.188 291.5);

Tailwind

colors: {
  custom: {
    50: '#9876d2',
    500: '#643ebd',
    950: '#000000',
  },
}

SCSS

$custom: #643ebd;
$custom-light: #9876d2;
$custom-dark: #000000;

JSON

{
  "hex": "#643ebd",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 189
  },
  "hsl": {
    "h": 257.953,
    "s": 50.598,
    "l": 49.216
  },
  "oklch": {
    "l": 0.4816,
    "c": 0.18819,
    "h": 291.5
  },
  "luminance": 0.09829
}

Semantic roles & 50–950 ramp

primary

#643EBD

secondary

#B7C98E

accent

#DA4EB0

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0E0914

muted

#7E7B83

Preview Lab

Preview with #643EBD

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

Preview Lab → · Contrast checker → · Palette generator →