#A640DD#A640DD

#A640DD is a mid, highly saturated violet. Relative luminance 0.170; OKLCH L 58.3% C 0.232 H 310.9°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#A640DD
RGB	rgb(166, 64, 221)
HSL	hsl(279, 70%, 56%)
HSV	hsv(279, 71%, 87%)
CMYK	cmyk(24.9%, 71%, 0%, 13.3%)
CIE-LAB	lab(48.25, 65.76, -61.88)
CIE-LCH	lch(48.25, 90.30, 316.74°)
OKLab	oklab(58.31% 0.1516 -0.1751)
OKLCH	oklch(58.31% 0.232 310.9)
XYZ	xyz(30.6079, 16.9950, 70.0606)
Luminance	0.1699 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A640DD #77DD40

analogous

#5740DD #A640DD #DD40C5

triadic

#A640DD #DDA640 #40DDA6

tetradic

#A640DD #DD5740 #77DD40 #40C5DD

square

#A640DD #DD5740 #77DD40 #40C5DD

split-complementary

#A640DD #C5DD40 #40DD57

monochromatic

#62198A #8722BE #A640DD #BE74E6 #D6A8EF

Accessibility & contrast

On white

4.77

#A640DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#A640DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A640DD

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A640DD	#FFFFFF	#000000	##FFFFFF
##A640DD	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE1

Deuteranopia (green-blind)

#2674DA

Tritanopia (blue-blind)

#9F638B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #a640dd;
/* rgb */ color: rgb(166, 64, 221);
/* oklch */ color: oklch(58.3% 0.232 310.9);

Tailwind

colors: {
  custom: {
    50: '#c57ee8',
    500: '#a640dd',
    950: '#000000',
  },
}

SCSS

$custom: #a640dd;
$custom-light: #c57ee8;
$custom-dark: #000000;

JSON

{
  "hex": "#a640dd",
  "rgb": {
    "r": 166,
    "g": 64,
    "b": 221
  },
  "hsl": {
    "h": 278.981,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.58308,
    "c": 0.23161,
    "h": 310.9
  },
  "luminance": 0.16994
}

Semantic roles & 50–950 ramp

primary

#A640DD

secondary

#B3DD9C

accent

#ED3B79

background

#FCF8FE

surface

#F9EFFD

border

#D2CAD5

text

#130A16

muted

#827C84

Preview Lab

Preview with #A640DD

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

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