#A643B8#A643B8

#A643B8 is a mid, vivid purple. Relative luminance 0.156; OKLCH L 56.3% C 0.193 H 321.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#A643B8
RGB	rgb(166, 67, 184)
HSL	hsl(291, 47%, 49%)
HSV	hsv(291, 64%, 72%)
CMYK	cmyk(9.8%, 63.6%, 0%, 27.8%)
CIE-LAB	lab(46.42, 57.10, -43.48)
CIE-LCH	lch(46.42, 71.77, 322.71°)
OKLab	oklab(56.27% 0.1507 -0.1212)
OKLCH	oklch(56.27% 0.193 321.2)
XYZ	xyz(26.3838, 15.5833, 46.9563)
Luminance	0.1558 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A643B8 #55B843

analogous

#6C43B8 #A643B8 #B84390

triadic

#A643B8 #B8A643 #43B8A6

tetradic

#A643B8 #B86C43 #55B843 #4390B8

square

#A643B8 #B86C43 #55B843 #4390B8

split-complementary

#A643B8 #90B843 #43B86C

monochromatic

#55225E #7E338B #A643B8 #BC6ECA #D19BDB

Accessibility & contrast

On white

5.10

#A643B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#A643B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A643B8

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A643B8	#FFFFFF	#000000	##FFFFFF
##A643B8	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2667BC

Deuteranopia (green-blind)

#4F72B5

Tritanopia (blue-blind)

#A75678

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #a643b8;
/* rgb */ color: rgb(166, 67, 184);
/* oklch */ color: oklch(56.3% 0.193 321.2);

Tailwind

colors: {
  custom: {
    50: '#c37ece',
    500: '#a643b8',
    950: '#000000',
  },
}

SCSS

$custom: #a643b8;
$custom-light: #c37ece;
$custom-dark: #000000;

JSON

{
  "hex": "#a643b8",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 184
  },
  "hsl": {
    "h": 290.769,
    "s": 46.614,
    "l": 49.216
  },
  "oklch": {
    "l": 0.56266,
    "c": 0.19337,
    "h": 321.2
  },
  "luminance": 0.15582
}

Semantic roles & 50–950 ramp

primary

#A643B8

secondary

#99C790

accent

#D65266

background

#FCF8FC

surface

#F8EFF9

border

#D1CAD2

text

#130A13

muted

#827C82

Preview Lab

Preview with #A643B8

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

Preview Lab → · Contrast checker → · Palette generator →