#633CD9#633CD9

#633CD9 is a mid, highly saturated violet. Relative luminance 0.109; OKLCH L 50.2% C 0.223 H 286.7°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#633CD9
RGB	rgb(99, 60, 217)
HSL	hsl(255, 67%, 54%)
HSV	hsv(255, 72%, 85%)
CMYK	cmyk(54.4%, 72.4%, 0%, 14.9%)
CIE-LAB	lab(39.40, 55.00, -74.36)
CIE-LCH	lch(39.40, 92.49, 306.49°)
OKLab	oklab(50.19% 0.064 -0.2139)
OKLCH	oklch(50.19% 0.223 286.7)
XYZ	xyz(19.2821, 10.8931, 66.7187)
Luminance	0.1089 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633CD9 #B2D93C

analogous

#3C64D9 #633CD9 #B13CD9

triadic

#633CD9 #D9633C #3CD963

tetradic

#633CD9 #D93C64 #B2D93C #3CD9B1

square

#633CD9 #D93C64 #B2D93C #3CD9B1

split-complementary

#633CD9 #D9B13C #64D93C

monochromatic

#331981 #4723B5 #633CD9 #8C6FE3 #B5A2ED

Accessibility & contrast

On white

6.61

#633CD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#633CD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633CD9

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633CD9	#FFFFFF	#000000	##FFFFFF
##633CD9	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061DE

Deuteranopia (green-blind)

#0058D6

Tritanopia (blue-blind)

#306787

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #633cd9;
/* rgb */ color: rgb(99, 60, 217);
/* oklch */ color: oklch(50.2% 0.223 286.7);

Tailwind

colors: {
  custom: {
    50: '#9b76e6',
    500: '#633cd9',
    950: '#000000',
  },
}

SCSS

$custom: #633cd9;
$custom-light: #9b76e6;
$custom-dark: #000000;

JSON

{
  "hex": "#633cd9",
  "rgb": {
    "r": 99,
    "g": 60,
    "b": 217
  },
  "hsl": {
    "h": 254.904,
    "s": 67.382,
    "l": 54.314
  },
  "oklch": {
    "l": 0.5019,
    "c": 0.22329,
    "h": 286.7
  },
  "luminance": 0.10894
}

Semantic roles & 50–950 ramp

primary

#633CD9

secondary

#C9DA97

accent

#EA3EBF

background

#FAF7FE

surface

#F4EDFD

border

#CEC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #633CD9

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

Preview Lab → · Contrast checker → · Palette generator →