#A640CB#A640CB

#A640CB is a mid, highly saturated purple. Relative luminance 0.161; OKLCH L 57.1% C 0.215 H 315.6°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#A640CB
RGB	rgb(166, 64, 203)
HSL	hsl(284, 57%, 52%)
HSV	hsv(284, 68%, 80%)
CMYK	cmyk(18.2%, 68.5%, 0%, 20.4%)
CIE-LAB	lab(47.09, 62.09, -53.45)
CIE-LCH	lch(47.09, 81.93, 319.28°)
OKLab	oklab(57.11% 0.1535 -0.1503)
OKLCH	oklch(57.11% 0.215 315.6)
XYZ	xyz(28.3371, 16.0866, 58.1007)
Luminance	0.1609 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A640CB #65CB40

analogous

#6140CB #A640CB #CB40AA

triadic

#A640CB #CBA640 #40CBA6

tetradic

#A640CB #CB6140 #65CB40 #40AACB

square

#A640CB #CB6140 #65CB40 #40AACB

split-complementary

#A640CB #AACB40 #40CB61

monochromatic

#5C1F72 #822CA2 #A640CB #BC70D8 #D3A0E5

Accessibility & contrast

On white

4.98

#A640CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#A640CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A640CB

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A640CB	#FFFFFF	#000000	##FFFFFF
##A640CB	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#3E72C8

Tritanopia (blue-blind)

#A35C81

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #a640cb;
/* rgb */ color: rgb(166, 64, 203);
/* oklch */ color: oklch(57.1% 0.215 315.6);

Tailwind

colors: {
  custom: {
    50: '#c47ddb',
    500: '#a640cb',
    950: '#000000',
  },
}

SCSS

$custom: #a640cb;
$custom-light: #c47ddb;
$custom-dark: #000000;

JSON

{
  "hex": "#a640cb",
  "rgb": {
    "r": 166,
    "g": 64,
    "b": 203
  },
  "hsl": {
    "h": 284.029,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.57106,
    "c": 0.21484,
    "h": 315.6
  },
  "luminance": 0.16086
}

Semantic roles & 50–950 ramp

primary

#A640CB

secondary

#A5D295

accent

#E04770

background

#FCF7FD

surface

#F8EEFB

border

#D1C9D4

text

#130A15

muted

#827C83

Preview Lab

Preview with #A640CB

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

Preview Lab → · Contrast checker → · Palette generator →