#A643B0#A643B0

#A643B0 is a mid, vivid purple. Relative luminance 0.153; OKLCH L 55.8% C 0.186 H 323.9°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#A643B0
RGB	rgb(166, 67, 176)
HSL	hsl(294, 45%, 48%)
HSV	hsv(294, 62%, 69%)
CMYK	cmyk(5.7%, 61.9%, 0%, 31%)
CIE-LAB	lab(45.98, 55.60, -39.48)
CIE-LCH	lch(45.98, 68.19, 324.62°)
OKLab	oklab(55.81% 0.1504 -0.1096)
OKLCH	oklch(55.81% 0.186 323.9)
XYZ	xyz(25.5688, 15.2573, 42.6641)
Luminance	0.1526 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A643B0 #4DB043

analogous

#6F43B0 #A643B0 #B04384

triadic

#A643B0 #B0A643 #43B0A6

tetradic

#A643B0 #B06F43 #4DB043 #4384B0

square

#A643B0 #B06F43 #4DB043 #4384B0

split-complementary

#A643B0 #84B043 #43B06F

monochromatic

#522157 #7C3284 #A643B0 #BE6AC6 #D196D7

Accessibility & contrast

On white

5.18

#A643B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#A643B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A643B0

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A643B0	#FFFFFF	#000000	##FFFFFF
##A643B0	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F65B3

Deuteranopia (green-blind)

#5471AD

Tritanopia (blue-blind)

#A95373

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #a643b0;
/* rgb */ color: rgb(166, 67, 176);
/* oklch */ color: oklch(55.8% 0.186 323.9);

Tailwind

colors: {
  custom: {
    50: '#c37ec8',
    500: '#a643b0',
    950: '#000000',
  },
}

SCSS

$custom: #a643b0;
$custom-light: #c37ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#a643b0",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 176
  },
  "hsl": {
    "h": 294.495,
    "s": 44.856,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55807,
    "c": 0.1861,
    "h": 323.9
  },
  "luminance": 0.15256
}

Semantic roles & 50–950 ramp

primary

#A643B0

secondary

#91C38C

accent

#D5535F

background

#FCF7FC

surface

#F8EEF8

border

#D1C9D1

text

#130A13

muted

#827C82

Preview Lab

Preview with #A643B0

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

Preview Lab → · Contrast checker → · Palette generator →