#A638D0#A638D0

#A638D0 is a mid, highly saturated purple. Relative luminance 0.155; OKLCH L 56.6% C 0.229 H 314.7°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#A638D0
RGB	rgb(166, 56, 208)
HSL	hsl(283, 62%, 52%)
HSV	hsv(283, 73%, 82%)
CMYK	cmyk(20.2%, 73.1%, 0%, 18.4%)
CIE-LAB	lab(46.30, 66.22, -57.60)
CIE-LCH	lch(46.30, 87.77, 318.99°)
OKLab	oklab(56.65% 0.161 -0.1624)
OKLCH	oklch(56.65% 0.229 314.7)
XYZ	xyz(28.5233, 15.4904, 61.1497)
Luminance	0.1549 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A638D0 #62D038

analogous

#5A38D0 #A638D0 #D038AE

triadic

#A638D0 #D0A638 #38D0A6

tetradic

#A638D0 #D05A38 #62D038 #38AED0

square

#A638D0 #D05A38 #62D038 #38AED0

split-complementary

#A638D0 #AED038 #38D05A

monochromatic

#5A1B73 #8127A4 #A638D0 #BC6ADC #D29BE7

Accessibility & contrast

On white

5.12

#A638D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#A638D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A638D0

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A638D0	#FFFFFF	#000000	##FFFFFF
##A638D0	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D4

Deuteranopia (green-blind)

#3170CD

Tritanopia (blue-blind)

#A25981

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #a638d0;
/* rgb */ color: rgb(166, 56, 208);
/* oklch */ color: oklch(56.6% 0.229 314.7);

Tailwind

colors: {
  custom: {
    50: '#c579df',
    500: '#a638d0',
    950: '#000000',
  },
}

SCSS

$custom: #a638d0;
$custom-light: #c579df;
$custom-dark: #000000;

JSON

{
  "hex": "#a638d0",
  "rgb": {
    "r": 166,
    "g": 56,
    "b": 208
  },
  "hsl": {
    "h": 283.421,
    "s": 61.789,
    "l": 51.765
  },
  "oklch": {
    "l": 0.56646,
    "c": 0.22867,
    "h": 314.7
  },
  "luminance": 0.15489
}

Semantic roles & 50–950 ramp

primary

#A638D0

secondary

#A3D391

accent

#E54370

background

#FCF7FD

surface

#F8EEFB

border

#D1C9D4

text

#130A15

muted

#827C83

Preview Lab

Preview with #A638D0

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

Preview Lab → · Contrast checker → · Palette generator →