#A643D3#A643D3

#A643D3 is a mid, highly saturated purple. Relative luminance 0.168; OKLCH L 57.9% C 0.219 H 313.2°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#A643D3
RGB	rgb(166, 67, 211)
HSL	hsl(281, 62%, 55%)
HSV	hsv(281, 68%, 83%)
CMYK	cmyk(21.3%, 68.2%, 0%, 17.3%)
CIE-LAB	lab(48.04, 62.46, -56.52)
CIE-LCH	lch(48.04, 84.23, 317.86°)
OKLab	oklab(57.95% 0.1497 -0.1593)
OKLCH	oklch(57.95% 0.219 313.2)
XYZ	xyz(29.4889, 16.8253, 63.3096)
Luminance	0.1682 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A643D3 #70D343

analogous

#5E43D3 #A643D3 #D343B8

triadic

#A643D3 #D3A643 #43D3A6

tetradic

#A643D3 #D35E43 #70D343 #43B8D3

square

#A643D3 #D35E43 #70D343 #43B8D3

split-complementary

#A643D3 #B8D343 #43D35E

monochromatic

#601E7E #8629B0 #A643D3 #BD75DF #D5A6EA

Accessibility & contrast

On white

4.81

#A643D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#A643D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A643D3

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A643D3	#FFFFFF	#000000	##FFFFFF
##A643D3	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD7

Deuteranopia (green-blind)

#3874D0

Tritanopia (blue-blind)

#A16186

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #a643d3;
/* rgb */ color: rgb(166, 67, 211);
/* oklch */ color: oklch(57.9% 0.219 313.2);

Tailwind

colors: {
  custom: {
    50: '#c47fe1',
    500: '#a643d3',
    950: '#000000',
  },
}

SCSS

$custom: #a643d3;
$custom-light: #c47fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#a643d3",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 211
  },
  "hsl": {
    "h": 281.25,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.57948,
    "c": 0.21862,
    "h": 313.2
  },
  "luminance": 0.16824
}

Semantic roles & 50–950 ramp

primary

#A643D3

secondary

#ADD79A

accent

#E54375

background

#FCF8FD

surface

#F8EFFB

border

#D1CAD4

text

#130B15

muted

#827C83

Preview Lab

Preview with #A643D3

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

Preview Lab → · Contrast checker → · Palette generator →