#A633C4#A633C4

#A633C4 is a mid, highly saturated purple. Relative luminance 0.145; OKLCH L 55.4% C 0.224 H 318.3°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#A633C4
RGB	rgb(166, 51, 196)
HSL	hsl(288, 59%, 48%)
HSV	hsv(288, 74%, 77%)
CMYK	cmyk(15.3%, 74%, 0%, 23.1%)
CIE-LAB	lab(44.89, 65.72, -52.93)
CIE-LCH	lch(44.89, 84.38, 321.15°)
OKLab	oklab(55.4% 0.167 -0.1487)
OKLCH	oklch(55.4% 0.224 318.3)
XYZ	xyz(26.8721, 14.4614, 53.5897)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A633C4 #51C433

analogous

#5D33C4 #A633C4 #C43399

triadic

#A633C4 #C4A633 #33C4A6

tetradic

#A633C4 #C45D33 #51C433 #3399C4

square

#A633C4 #C45D33 #51C433 #3399C4

split-complementary

#A633C4 #99C433 #33C45D

monochromatic

#541A63 #7D2693 #A633C4 #BD5FD5 #D18FE2

Accessibility & contrast

On white

5.40

#A633C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#A633C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A633C4

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A633C4	#FFFFFF	#000000	##FFFFFF
##A633C4	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C8

Deuteranopia (green-blind)

#3A6EC1

Tritanopia (blue-blind)

#A55179

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #a633c4;
/* rgb */ color: rgb(166, 51, 196);
/* oklch */ color: oklch(55.4% 0.224 318.3);

Tailwind

colors: {
  custom: {
    50: '#c576d7',
    500: '#a633c4',
    950: '#000000',
  },
}

SCSS

$custom: #a633c4;
$custom-light: #c576d7;
$custom-dark: #000000;

JSON

{
  "hex": "#a633c4",
  "rgb": {
    "r": 166,
    "g": 51,
    "b": 196
  },
  "hsl": {
    "h": 287.586,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55396,
    "c": 0.22359,
    "h": 318.3
  },
  "luminance": 0.1446
}

Semantic roles & 50–950 ramp

primary

#A633C4

secondary

#95CD86

accent

#E24666

background

#FCF7FD

surface

#F8EEFA

border

#D1C9D3

text

#130914

muted

#827B83

Preview Lab

Preview with #A633C4

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

Preview Lab → · Contrast checker → · Palette generator →