#633398#633398

#633398 is a dark, vivid violet. Relative luminance 0.073; OKLCH L 43.6% C 0.158 H 302.0°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#633398
RGB	rgb(99, 51, 152)
HSL	hsl(269, 50%, 40%)
HSV	hsv(269, 66%, 60%)
CMYK	cmyk(34.9%, 66.4%, 0%, 40.4%)
CIE-LAB	lab(32.45, 41.96, -47.29)
CIE-LCH	lch(32.45, 63.22, 311.58°)
OKLab	oklab(43.6% 0.084 -0.1344)
OKLCH	oklch(43.6% 0.158 302)
XYZ	xyz(11.9956, 7.2873, 30.4743)
Luminance	0.0729 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633398 #689833

analogous

#333598 #633398 #963398

triadic

#633398 #986333 #339863

tetradic

#633398 #983335 #689833 #339896

square

#633398 #983335 #689833 #339896

split-complementary

#633398 #989633 #359833

monochromatic

#27143C #45246A #633398 #8147C1 #A075D1

Accessibility & contrast

On white

8.55

#633398 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#633398 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633398

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633398	#FFFFFF	#000000	##FFFFFF
##633398	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9B

Deuteranopia (green-blind)

#094C96

Tritanopia (blue-blind)

#584961

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #633398;
/* rgb */ color: rgb(99, 51, 152);
/* oklch */ color: oklch(43.6% 0.158 302.0);

Tailwind

colors: {
  custom: {
    50: '#946eb7',
    500: '#633398',
    950: '#000000',
  },
}

SCSS

$custom: #633398;
$custom-light: #946eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#633398",
  "rgb": {
    "r": 99,
    "g": 51,
    "b": 152
  },
  "hsl": {
    "h": 268.515,
    "s": 49.754,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43596,
    "c": 0.15849,
    "h": 302
  },
  "luminance": 0.07287
}

Semantic roles & 50–950 ramp

primary

#633398

secondary

#95B96E

accent

#D94F97

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #633398

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

Preview Lab → · Contrast checker → · Palette generator →