#A640A5#A640A5

#A640A5 is a mid, vivid purple. Relative luminance 0.145; OKLCH L 54.9% C 0.181 H 328.1°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#A640A5
RGB	rgb(166, 64, 165)
HSL	hsl(301, 44%, 45%)
HSV	hsv(301, 61%, 65%)
CMYK	cmyk(0%, 61.4%, 0.6%, 34.9%)
CIE-LAB	lab(44.93, 54.93, -34.64)
CIE-LCH	lch(44.93, 64.94, 327.76°)
OKLab	oklab(54.85% 0.1534 -0.0955)
OKLCH	oklch(54.85% 0.181 328.1)
XYZ	xyz(24.3505, 14.4920, 37.1047)
Luminance	0.1449 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A640A5 #40A641

analogous

#7440A6 #A640A5 #A64072

triadic

#A640A5 #A5A640 #40A5A6

tetradic

#A640A5 #A67440 #40A641 #4072A6

square

#A640A5 #A67440 #40A641 #4072A6

split-complementary

#A640A5 #72A640 #40A674

monochromatic

#4E1E4D #7A2F79 #A640A5 #C261C1 #D38DD2

Accessibility & contrast

On white

5.39

#A640A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#A640A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A640A5

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A640A5	#FFFFFF	#000000	##FFFFFF
##A640A5	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3462A8

Deuteranopia (green-blind)

#586FA2

Tritanopia (blue-blind)

#AB4D6D

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #a640a5;
/* rgb */ color: rgb(166, 64, 165);
/* oklch */ color: oklch(54.9% 0.181 328.1);

Tailwind

colors: {
  custom: {
    50: '#c37cc0',
    500: '#a640a5',
    950: '#000000',
  },
}

SCSS

$custom: #a640a5;
$custom-light: #c37cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#a640a5",
  "rgb": {
    "r": 166,
    "g": 64,
    "b": 165
  },
  "hsl": {
    "h": 300.588,
    "s": 44.348,
    "l": 45.098
  },
  "oklch": {
    "l": 0.54854,
    "c": 0.18071,
    "h": 328.1
  },
  "luminance": 0.1449
}

Semantic roles & 50–950 ramp

primary

#A640A5

secondary

#84BE84

accent

#D45554

background

#FCF7FB

surface

#F8EEF7

border

#D1C9D0

text

#130A12

muted

#827C81

Preview Lab

Preview with #A640A5

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

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