#633CB1#633CB1

#633CB1 is a mid, vivid violet. Relative luminance 0.091; OKLCH L 46.8% C 0.176 H 293.8°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#633CB1
RGB	rgb(99, 60, 177)
HSL	hsl(260, 49%, 46%)
HSV	hsv(260, 66%, 69%)
CMYK	cmyk(44.1%, 66.1%, 0%, 30.6%)
CIE-LAB	lab(36.10, 43.81, -56.41)
CIE-LCH	lch(36.10, 71.42, 307.83°)
OKLab	oklab(46.81% 0.0711 -0.1612)
OKLCH	oklch(46.81% 0.176 293.8)
XYZ	xyz(14.6951, 9.0583, 42.5606)
Luminance	0.0906 (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

#633CB1 #8AB13C

analogous

#3C50B1 #633CB1 #9E3CB1

triadic

#633CB1 #B1633C #3CB163

tetradic

#633CB1 #B13C50 #8AB13C #3CB19E

square

#633CB1 #B13C50 #8AB13C #3CB19E

split-complementary

#633CB1 #B19E3C #50B13C

monochromatic

#301D56 #492D83 #633CB1 #8461C9 #A78FD9

Accessibility & contrast

On white

7.47

#633CB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#633CB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633CB1

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633CB1	#FFFFFF	#000000	##FFFFFF
##633CB1	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B5

Deuteranopia (green-blind)

#0053AF

Tritanopia (blue-blind)

#4D5871

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #633cb1;
/* rgb */ color: rgb(99, 60, 177);
/* oklch */ color: oklch(46.8% 0.176 293.8);

Tailwind

colors: {
  custom: {
    50: '#9674c9',
    500: '#633cb1',
    950: '#000000',
  },
}

SCSS

$custom: #633cb1;
$custom-light: #9674c9;
$custom-dark: #000000;

JSON

{
  "hex": "#633cb1",
  "rgb": {
    "r": 99,
    "g": 60,
    "b": 177
  },
  "hsl": {
    "h": 260,
    "s": 49.367,
    "l": 46.471
  },
  "oklch": {
    "l": 0.4681,
    "c": 0.17622,
    "h": 293.8
  },
  "luminance": 0.09059
}

Semantic roles & 50–950 ramp

primary

#633CB1

secondary

#AFC485

accent

#D94FAB

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #633CB1

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

Preview Lab → · Contrast checker → · Palette generator →