#A640A9#A640A9

#A640A9 is a mid, vivid purple. Relative luminance 0.146; OKLCH L 55.1% C 0.184 H 326.6°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#A640A9
RGB	rgb(166, 64, 169)
HSL	hsl(298, 45%, 46%)
HSV	hsv(298, 62%, 66%)
CMYK	cmyk(1.8%, 62.1%, 0%, 33.7%)
CIE-LAB	lab(45.14, 55.64, -36.69)
CIE-LCH	lch(45.14, 66.65, 326.60°)
OKLab	oklab(55.07% 0.1537 -0.1014)
OKLCH	oklch(55.07% 0.184 326.6)
XYZ	xyz(24.7203, 14.6399, 39.0522)
Luminance	0.1464 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A640A9 #43A940

analogous

#7140A9 #A640A9 #A94077

triadic

#A640A9 #A9A640 #40A9A6

tetradic

#A640A9 #A97140 #43A940 #4077A9

square

#A640A9 #A97140 #43A940 #4077A9

split-complementary

#A640A9 #77A940 #40A971

monochromatic

#4F1E50 #7A2F7D #A640A9 #C162C4 #D38FD5

Accessibility & contrast

On white

5.35

#A640A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#A640A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A640A9

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A640A9	#FFFFFF	#000000	##FFFFFF
##A640A9	1.00	5.35	3.93	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3162AC

Deuteranopia (green-blind)

#566FA6

Tritanopia (blue-blind)

#AA4E6F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #a640a9;
/* rgb */ color: rgb(166, 64, 169);
/* oklch */ color: oklch(55.1% 0.184 326.6);

Tailwind

colors: {
  custom: {
    50: '#c37cc3',
    500: '#a640a9',
    950: '#000000',
  },
}

SCSS

$custom: #a640a9;
$custom-light: #c37cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#a640a9",
  "rgb": {
    "r": 166,
    "g": 64,
    "b": 169
  },
  "hsl": {
    "h": 298.286,
    "s": 45.064,
    "l": 45.686
  },
  "oklch": {
    "l": 0.55071,
    "c": 0.18415,
    "h": 326.6
  },
  "luminance": 0.14638
}

Semantic roles & 50–950 ramp

primary

#A640A9

secondary

#87C085

accent

#D55357

background

#FCF7FC

surface

#F8EEF8

border

#D1C9D1

text

#130A12

muted

#827C81

Preview Lab

Preview with #A640A9

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

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