#A643E5#A643E5

#A643E5 is a mid, highly saturated violet. Relative luminance 0.178; OKLCH L 59.2% C 0.236 H 308.8°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#A643E5
RGB	rgb(166, 67, 229)
HSL	hsl(277, 76%, 58%)
HSV	hsv(277, 71%, 90%)
CMYK	cmyk(27.5%, 70.7%, 0%, 10.2%)
CIE-LAB	lab(49.23, 66.22, -64.85)
CIE-LCH	lch(49.23, 92.69, 315.60°)
OKLab	oklab(59.17% 0.1476 -0.1838)
OKLCH	oklch(59.17% 0.236 308.8)
XYZ	xyz(31.8730, 17.7790, 75.8662)
Luminance	0.1778 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A643E5 #82E543

analogous

#5543E5 #A643E5 #E543D3

triadic

#A643E5 #E5A643 #43E5A6

tetradic

#A643E5 #E55543 #82E543 #43D3E5

square

#A643E5 #E55543 #82E543 #43D3E5

split-complementary

#A643E5 #D3E543 #43E555

monochromatic

#651599 #891DCE #A643E5 #BF79EC #D9AFF4

Accessibility & contrast

On white

4.61

#A643E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#A643E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #A643E5

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A643E5	#FFFFFF	#000000	##FFFFFF
##A643E5	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071EA

Deuteranopia (green-blind)

#1976E2

Tritanopia (blue-blind)

#9C6890

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #a643e5;
/* rgb */ color: rgb(166, 67, 229);
/* oklch */ color: oklch(59.2% 0.236 308.8);

Tailwind

colors: {
  custom: {
    50: '#c57fee',
    500: '#a643e5',
    950: '#000000',
  },
}

SCSS

$custom: #a643e5;
$custom-light: #c57fee;
$custom-dark: #000000;

JSON

{
  "hex": "#a643e5",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 229
  },
  "hsl": {
    "h": 276.667,
    "s": 75.701,
    "l": 58.039
  },
  "oklch": {
    "l": 0.59171,
    "c": 0.23574,
    "h": 308.8
  },
  "luminance": 0.17778
}

Semantic roles & 50–950 ramp

primary

#A643E5

secondary

#BBE2A2

accent

#F2367F

background

#FCF8FE

surface

#F9EFFD

border

#D2CAD5

text

#130B16

muted

#827C84

Preview Lab

Preview with #A643E5

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

Preview Lab → · Contrast checker → · Palette generator →