#A643D8#A643D8

#A643D8 is a mid, highly saturated violet. Relative luminance 0.171; OKLCH L 58.3% C 0.223 H 311.9°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#A643D8
RGB	rgb(166, 67, 216)
HSL	hsl(280, 66%, 55%)
HSV	hsv(280, 69%, 85%)
CMYK	cmyk(23.1%, 69%, 0%, 15.3%)
CIE-LAB	lab(48.36, 63.49, -58.86)
CIE-LCH	lch(48.36, 86.58, 317.17°)
OKLab	oklab(58.28% 0.1492 -0.1662)
OKLCH	oklch(58.28% 0.223 311.9)
XYZ	xyz(30.1254, 17.0800, 66.6622)
Luminance	0.1708 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A643D8 #75D843

analogous

#5B43D8 #A643D8 #D843BF

triadic

#A643D8 #D8A643 #43D8A6

tetradic

#A643D8 #D85B43 #75D843 #43BFD8

square

#A643D8 #D85B43 #75D843 #43BFD8

split-complementary

#A643D8 #BFD843 #43D85B

monochromatic

#621C85 #8726B8 #A643D8 #BE76E3 #D6A8ED

Accessibility & contrast

On white

4.76

#A643D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#A643D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A643D8

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A643D8	#FFFFFF	#000000	##FFFFFF
##A643D8	1.00	4.76	4.42	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDC

Deuteranopia (green-blind)

#3275D5

Tritanopia (blue-blind)

#A06389

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #a643d8;
/* rgb */ color: rgb(166, 67, 216);
/* oklch */ color: oklch(58.3% 0.223 311.9);

Tailwind

colors: {
  custom: {
    50: '#c57fe5',
    500: '#a643d8',
    950: '#000000',
  },
}

SCSS

$custom: #a643d8;
$custom-light: #c57fe5;
$custom-dark: #000000;

JSON

{
  "hex": "#a643d8",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 216
  },
  "hsl": {
    "h": 279.866,
    "s": 65.639,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5828,
    "c": 0.22337,
    "h": 311.9
  },
  "luminance": 0.17079
}

Semantic roles & 50–950 ramp

primary

#A643D8

secondary

#B1DA9C

accent

#E93F78

background

#FCF8FE

surface

#F8EFFC

border

#D1CAD5

text

#130B16

muted

#827C84

Preview Lab

Preview with #A643D8

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

Preview Lab → · Contrast checker → · Palette generator →