#633BB1#633BB1

#633BB1 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.7% C 0.178 H 294.0°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#633BB1
RGB	rgb(99, 59, 177)
HSL	hsl(260, 50%, 46%)
HSV	hsv(260, 67%, 69%)
CMYK	cmyk(44.1%, 66.7%, 0%, 30.6%)
CIE-LAB	lab(35.90, 44.35, -56.74)
CIE-LCH	lch(35.90, 72.01, 308.01°)
OKLab	oklab(46.67% 0.0722 -0.1622)
OKLCH	oklch(46.67% 0.178 294)
XYZ	xyz(14.6432, 8.9545, 42.5433)
Luminance	0.0896 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.64

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633BB1 #89B13B

analogous

#3B4EB1 #633BB1 #9E3BB1

triadic

#633BB1 #B1633B #3BB163

tetradic

#633BB1 #B13B4E #89B13B #3BB19E

square

#633BB1 #B13B4E #89B13B #3BB19E

split-complementary

#633BB1 #B19E3B #4EB13B

monochromatic

#301C55 #492C83 #633BB1 #835FCA #A78DD9

Accessibility & contrast

On white

7.52

#633BB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#633BB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633BB1

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633BB1	#FFFFFF	#000000	##FFFFFF
##633BB1	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B5

Deuteranopia (green-blind)

#0052AF

Tritanopia (blue-blind)

#4D5771

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #633bb1;
/* rgb */ color: rgb(99, 59, 177);
/* oklch */ color: oklch(46.7% 0.178 294.0);

Tailwind

colors: {
  custom: {
    50: '#9673c9',
    500: '#633bb1',
    950: '#000000',
  },
}

SCSS

$custom: #633bb1;
$custom-light: #9673c9;
$custom-dark: #000000;

JSON

{
  "hex": "#633bb1",
  "rgb": {
    "r": 99,
    "g": 59,
    "b": 177
  },
  "hsl": {
    "h": 260.339,
    "s": 50,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46667,
    "c": 0.17752,
    "h": 294
  },
  "luminance": 0.08955
}

Semantic roles & 50–950 ramp

primary

#633BB1

secondary

#AEC484

accent

#DA4EAA

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #633BB1

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

Preview Lab → · Contrast checker → · Palette generator →