#A638CF#A638CF

#A638CF is a mid, highly saturated purple. Relative luminance 0.154; OKLCH L 56.6% C 0.228 H 315.0°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#A638CF
RGB	rgb(166, 56, 207)
HSL	hsl(284, 61%, 52%)
HSV	hsv(284, 73%, 81%)
CMYK	cmyk(19.8%, 72.9%, 0%, 18.8%)
CIE-LAB	lab(46.23, 66.03, -57.13)
CIE-LCH	lch(46.23, 87.31, 319.13°)
OKLab	oklab(56.58% 0.1611 -0.1611)
OKLCH	oklch(56.58% 0.228 315)
XYZ	xyz(28.4007, 15.4414, 60.5038)
Luminance	0.1544 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A638CF #61CF38

analogous

#5B38CF #A638CF #CF38AC

triadic

#A638CF #CFA638 #38CFA6

tetradic

#A638CF #CF5B38 #61CF38 #38ACCF

square

#A638CF #CF5B38 #61CF38 #38ACCF

split-complementary

#A638CF #ACCF38 #38CF5B

monochromatic

#5A1B71 #8127A3 #A638CF #BC69DB #D29BE7

Accessibility & contrast

On white

5.14

#A638CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#A638CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A638CF

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A638CF	#FFFFFF	#000000	##FFFFFF
##A638CF	1.00	5.14	4.09	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D3

Deuteranopia (green-blind)

#3270CC

Tritanopia (blue-blind)

#A35981

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #a638cf;
/* rgb */ color: rgb(166, 56, 207);
/* oklch */ color: oklch(56.6% 0.228 315.0);

Tailwind

colors: {
  custom: {
    50: '#c579de',
    500: '#a638cf',
    950: '#000000',
  },
}

SCSS

$custom: #a638cf;
$custom-light: #c579de;
$custom-dark: #000000;

JSON

{
  "hex": "#a638cf",
  "rgb": {
    "r": 166,
    "g": 56,
    "b": 207
  },
  "hsl": {
    "h": 283.709,
    "s": 61.134,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56578,
    "c": 0.22779,
    "h": 315
  },
  "luminance": 0.1544
}

Semantic roles & 50–950 ramp

primary

#A638CF

secondary

#A2D390

accent

#E4446F

background

#FCF7FD

surface

#F8EEFB

border

#D1C9D4

text

#130A15

muted

#827C83

Preview Lab

Preview with #A638CF

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

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