#A428C9#A428C9

#A428C9 is a mid, highly saturated purple. Relative luminance 0.136; OKLCH L 54.6% C 0.238 H 316.7°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#A428C9
RGB	rgb(164, 40, 201)
HSL	hsl(286, 67%, 47%)
HSV	hsv(286, 80%, 79%)
CMYK	cmyk(18.4%, 80.1%, 0%, 21.2%)
CIE-LAB	lab(43.70, 69.79, -57.77)
CIE-LCH	lch(43.70, 90.60, 320.38°)
OKLab	oklab(54.6% 0.1729 -0.1629)
OKLCH	oklch(54.6% 0.238 316.7)
XYZ	xyz(26.6096, 13.6283, 56.4759)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A428C9 #4DC928

analogous

#5328C9 #A428C9 #C9289E

triadic

#A428C9 #C9A428 #28C9A4

tetradic

#A428C9 #C95328 #4DC928 #289EC9

square

#A428C9 #C95328 #4DC928 #289EC9

split-complementary

#A428C9 #9EC928 #28C953

monochromatic

#511463 #7A1E96 #A428C9 #BD52DD #D085E7

Accessibility & contrast

On white

5.64

#A428C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#A428C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A428C9

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A428C9	#FFFFFF	#000000	##FFFFFF
##A428C9	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060CD

Deuteranopia (green-blind)

#286BC6

Tritanopia (blue-blind)

#A24E7A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #a428c9;
/* rgb */ color: rgb(164, 40, 201);
/* oklch */ color: oklch(54.6% 0.238 316.7);

Tailwind

colors: {
  custom: {
    50: '#c472da',
    500: '#a428c9',
    950: '#000000',
  },
}

SCSS

$custom: #a428c9;
$custom-light: #c472da;
$custom-dark: #000000;

JSON

{
  "hex": "#a428c9",
  "rgb": {
    "r": 164,
    "g": 40,
    "b": 201
  },
  "hsl": {
    "h": 286.211,
    "s": 66.805,
    "l": 47.255
  },
  "oklch": {
    "l": 0.54598,
    "c": 0.23756,
    "h": 316.7
  },
  "luminance": 0.13627
}

Semantic roles & 50–950 ramp

primary

#A428C9

secondary

#90D07D

accent

#EA3E66

background

#FCF7FD

surface

#F8EDFB

border

#D1C8D4

text

#130915

muted

#827B83

Preview Lab

Preview with #A428C9

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

Preview Lab → · Contrast checker → · Palette generator →