#633AB4#633AB4

#633AB4 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.8% C 0.182 H 293.5°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#633AB4
RGB	rgb(99, 58, 180)
HSL	hsl(260, 51%, 47%)
HSV	hsv(260, 68%, 71%)
CMYK	cmyk(45%, 67.8%, 0%, 29.4%)
CIE-LAB	lab(35.93, 45.72, -58.46)
CIE-LCH	lch(35.93, 74.21, 308.03°)
OKLab	oklab(46.77% 0.0728 -0.1672)
OKLCH	oklch(46.77% 0.182 293.5)
XYZ	xyz(14.8946, 8.9736, 44.1185)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.35

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633AB4 #8BB43A

analogous

#3A4EB4 #633AB4 #A03AB4

triadic

#633AB4 #B4633A #3AB463

tetradic

#633AB4 #B43A4E #8BB43A #3AB4A0

square

#633AB4 #B43A4E #8BB43A #3AB4A0

split-complementary

#633AB4 #B4A03A #4EB43A

monochromatic

#301C57 #4A2B86 #633AB4 #8460CC #A88EDB

Accessibility & contrast

On white

7.51

#633AB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#633AB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633AB4

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633AB4	#FFFFFF	#000000	##FFFFFF
##633AB4	1.00	7.51	2.79	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B8

Deuteranopia (green-blind)

#0052B2

Tritanopia (blue-blind)

#4C5872

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #633ab4;
/* rgb */ color: rgb(99, 58, 180);
/* oklch */ color: oklch(46.8% 0.182 293.5);

Tailwind

colors: {
  custom: {
    50: '#9673cb',
    500: '#633ab4',
    950: '#000000',
  },
}

SCSS

$custom: #633ab4;
$custom-light: #9673cb;
$custom-dark: #000000;

JSON

{
  "hex": "#633ab4",
  "rgb": {
    "r": 99,
    "g": 58,
    "b": 180
  },
  "hsl": {
    "h": 260.164,
    "s": 51.261,
    "l": 46.667
  },
  "oklch": {
    "l": 0.46766,
    "c": 0.1824,
    "h": 293.5
  },
  "luminance": 0.08974
}

Semantic roles & 50–950 ramp

primary

#633AB4

secondary

#B0C585

accent

#DB4DAB

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #633AB4

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

Preview Lab → · Contrast checker → · Palette generator →