#633BB3#633BB3

#633BB3 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.8% C 0.180 H 293.6°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#633BB3
RGB	rgb(99, 59, 179)
HSL	hsl(260, 50%, 47%)
HSV	hsv(260, 67%, 70%)
CMYK	cmyk(44.7%, 67%, 0%, 29.8%)
CIE-LAB	lab(36.05, 44.90, -57.67)
CIE-LCH	lch(36.05, 73.09, 307.90°)
OKLab	oklab(46.83% 0.0719 -0.1649)
OKLCH	oklch(46.83% 0.18 293.6)
XYZ	xyz(14.8440, 9.0348, 43.6009)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.36

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633BB3 #8BB33B

analogous

#3B4FB3 #633BB3 #9F3BB3

triadic

#633BB3 #B3633B #3BB363

tetradic

#633BB3 #B33B4F #8BB33B #3BB39F

square

#633BB3 #B33B4F #8BB33B #3BB39F

split-complementary

#633BB3 #B39F3B #4FB33B

monochromatic

#301D57 #4A2C85 #633BB3 #8460CB #A88EDA

Accessibility & contrast

On white

7.48

#633BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#633BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633BB3

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633BB3	#FFFFFF	#000000	##FFFFFF
##633BB3	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B7

Deuteranopia (green-blind)

#0053B1

Tritanopia (blue-blind)

#4C5872

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #633bb3;
/* rgb */ color: rgb(99, 59, 179);
/* oklch */ color: oklch(46.8% 0.180 293.6);

Tailwind

colors: {
  custom: {
    50: '#9674cb',
    500: '#633bb3',
    950: '#000000',
  },
}

SCSS

$custom: #633bb3;
$custom-light: #9674cb;
$custom-dark: #000000;

JSON

{
  "hex": "#633bb3",
  "rgb": {
    "r": 99,
    "g": 59,
    "b": 179
  },
  "hsl": {
    "h": 260,
    "s": 50.42,
    "l": 46.667
  },
  "oklch": {
    "l": 0.46826,
    "c": 0.17992,
    "h": 293.6
  },
  "luminance": 0.09035
}

Semantic roles & 50–950 ramp

primary

#633BB3

secondary

#B0C585

accent

#DA4EAB

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #633BB3

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

Preview Lab → · Contrast checker → · Palette generator →