#A643E6#A643E6

#A643E6 is a mid, highly saturated violet. Relative luminance 0.178; OKLCH L 59.2% C 0.237 H 308.5°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#A643E6
RGB	rgb(166, 67, 230)
HSL	hsl(276, 77%, 58%)
HSV	hsv(276, 71%, 90%)
CMYK	cmyk(27.8%, 70.9%, 0%, 9.8%)
CIE-LAB	lab(49.30, 66.44, -65.30)
CIE-LCH	lch(49.30, 93.16, 315.49°)
OKLab	oklab(59.24% 0.1475 -0.1851)
OKLCH	oklch(59.24% 0.237 308.5)
XYZ	xyz(32.0130, 17.8350, 76.6036)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A643E6 #83E643

analogous

#5443E6 #A643E6 #E643D4

triadic

#A643E6 #E6A643 #43E6A6

tetradic

#A643E6 #E65443 #83E643 #43D4E6

square

#A643E6 #E65443 #83E643 #43D4E6

split-complementary

#A643E6 #D4E643 #43E654

monochromatic

#66149A #891CD0 #A643E6 #C079ED #D9AFF4

Accessibility & contrast

On white

4.60

#A643E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#A643E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #A643E6

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A643E6	#FFFFFF	#000000	##FFFFFF
##A643E6	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071EB

Deuteranopia (green-blind)

#1676E3

Tritanopia (blue-blind)

#9C6891

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #a643e6;
/* rgb */ color: rgb(166, 67, 230);
/* oklch */ color: oklch(59.2% 0.237 308.5);

Tailwind

colors: {
  custom: {
    50: '#c57fef',
    500: '#a643e6',
    950: '#000000',
  },
}

SCSS

$custom: #a643e6;
$custom-light: #c57fef;
$custom-dark: #000000;

JSON

{
  "hex": "#a643e6",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 230
  },
  "hsl": {
    "h": 276.442,
    "s": 76.526,
    "l": 58.235
  },
  "oklch": {
    "l": 0.59242,
    "c": 0.2367,
    "h": 308.5
  },
  "luminance": 0.17834
}

Semantic roles & 50–950 ramp

primary

#A643E6

secondary

#BBE3A2

accent

#F3357F

background

#FCF8FE

surface

#F9EFFD

border

#D2CAD5

text

#130B17

muted

#827C85

Preview Lab

Preview with #A643E6

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

Preview Lab → · Contrast checker → · Palette generator →