#633ACC#633ACC

#633ACC is a mid, highly saturated violet. Relative luminance 0.100; OKLCH L 48.8% C 0.211 H 289.0°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#633ACC
RGB	rgb(99, 58, 204)
HSL	hsl(257, 59%, 51%)
HSV	hsv(257, 72%, 80%)
CMYK	cmyk(51.5%, 71.6%, 0%, 20%)
CIE-LAB	lab(37.91, 52.37, -69.30)
CIE-LCH	lch(37.91, 86.86, 307.08°)
OKLab	oklab(48.79% 0.0685 -0.1991)
OKLCH	oklch(48.79% 0.211 289)
XYZ	xyz(17.5546, 10.0376, 58.1275)
Luminance	0.1004 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633ACC #A3CC3A

analogous

#3A5ACC #633ACC #AC3ACC

triadic

#633ACC #CC633A #3ACC63

tetradic

#633ACC #CC3A5A #A3CC3A #3ACCAC

square

#633ACC #CC3A5A #A3CC3A #3ACCAC

split-complementary

#633ACC #CCAC3A #5ACC3A

monochromatic

#341D6F #4A29A0 #633ACC #896BD9 #B09BE5

Accessibility & contrast

On white

6.98

#633ACC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#633ACC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633ACC

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633ACC	#FFFFFF	#000000	##FFFFFF
##633ACC	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD0

Deuteranopia (green-blind)

#0056C9

Tritanopia (blue-blind)

#3C617F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #633acc;
/* rgb */ color: rgb(99, 58, 204);
/* oklch */ color: oklch(48.8% 0.211 289.0);

Tailwind

colors: {
  custom: {
    50: '#9974dd',
    500: '#633acc',
    950: '#000000',
  },
}

SCSS

$custom: #633acc;
$custom-light: #9974dd;
$custom-dark: #000000;

JSON

{
  "hex": "#633acc",
  "rgb": {
    "r": 99,
    "g": 58,
    "b": 204
  },
  "hsl": {
    "h": 256.849,
    "s": 58.871,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48788,
    "c": 0.21051,
    "h": 289
  },
  "luminance": 0.10038
}

Semantic roles & 50–950 ramp

primary

#633ACC

secondary

#BFD191

accent

#E246B6

background

#FAF7FD

surface

#F3EDFB

border

#CDC8D4

text

#0F0815

muted

#7F7B83

Preview Lab

Preview with #633ACC

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

Preview Lab → · Contrast checker → · Palette generator →