#633FDC#633FDC

#633FDC is a mid, highly saturated violet. Relative luminance 0.114; OKLCH L 50.8% C 0.224 H 285.8°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#633FDC
RGB	rgb(99, 63, 220)
HSL	hsl(254, 69%, 55%)
HSV	hsv(254, 71%, 86%)
CMYK	cmyk(55%, 71.4%, 0%, 13.7%)
CIE-LAB	lab(40.20, 54.33, -74.76)
CIE-LCH	lch(40.20, 92.42, 306.01°)
OKLab	oklab(50.84% 0.0611 -0.2151)
OKLCH	oklch(50.84% 0.224 285.8)
XYZ	xyz(19.8375, 11.3739, 68.8463)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633FDC #B8DC3F

analogous

#3F69DC #633FDC #B13FDC

triadic

#633FDC #DC633F #3FDC63

tetradic

#633FDC #DC3F69 #B8DC3F #3FDCB1

square

#633FDC #DC3F69 #B8DC3F #3FDCB1

split-complementary

#633FDC #DCB13F #69DC3F

monochromatic

#321988 #4522BC #633FDC #8D73E5 #B7A7EF

Accessibility & contrast

On white

6.41

#633FDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#633FDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633FDC

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633FDC	#FFFFFF	#000000	##FFFFFF
##633FDC	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E1

Deuteranopia (green-blind)

#005AD9

Tritanopia (blue-blind)

#2C698A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #633fdc;
/* rgb */ color: rgb(99, 63, 220);
/* oklch */ color: oklch(50.8% 0.224 285.8);

Tailwind

colors: {
  custom: {
    50: '#9b77e8',
    500: '#633fdc',
    950: '#000000',
  },
}

SCSS

$custom: #633fdc;
$custom-light: #9b77e8;
$custom-dark: #000000;

JSON

{
  "hex": "#633fdc",
  "rgb": {
    "r": 99,
    "g": 63,
    "b": 220
  },
  "hsl": {
    "h": 253.758,
    "s": 69.163,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5084,
    "c": 0.2236,
    "h": 285.8
  },
  "luminance": 0.11375
}

Semantic roles & 50–950 ramp

primary

#633FDC

secondary

#CDDC9B

accent

#EC3CC4

background

#FAF7FE

surface

#F4EDFD

border

#CEC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #633FDC

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

Preview Lab → · Contrast checker → · Palette generator →