#633DCB#633DCB

#633DCB is a mid, highly saturated violet. Relative luminance 0.103; OKLCH L 49.1% C 0.206 H 288.7°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#633DCB
RGB	rgb(99, 61, 203)
HSL	hsl(256, 58%, 52%)
HSV	hsv(256, 70%, 80%)
CMYK	cmyk(51.2%, 70%, 0%, 20.4%)
CIE-LAB	lab(38.38, 50.55, -67.95)
CIE-LCH	lch(38.38, 84.69, 306.65°)
OKLab	oklab(49.09% 0.0661 -0.1951)
OKLCH	oklch(49.09% 0.206 288.7)
XYZ	xyz(17.5907, 10.3011, 57.5498)
Luminance	0.1030 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633DCB #A5CB3D

analogous

#3D5ECB #633DCB #AA3DCB

triadic

#633DCB #CB633D #3DCB63

tetradic

#633DCB #CB3D5E #A5CB3D #3DCBAA

square

#633DCB #CB3D5E #A5CB3D #3DCBAA

split-complementary

#633DCB #CBAA3D #5ECB3D

monochromatic

#341E70 #4A2BA0 #633DCB #8A6DD8 #B19EE5

Accessibility & contrast

On white

6.86

#633DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#633DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633DCB

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633DCB	#FFFFFF	#000000	##FFFFFF
##633DCB	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCF

Deuteranopia (green-blind)

#0057C8

Tritanopia (blue-blind)

#3D6280

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #633dcb;
/* rgb */ color: rgb(99, 61, 203);
/* oklch */ color: oklch(49.1% 0.206 288.7);

Tailwind

colors: {
  custom: {
    50: '#9976dc',
    500: '#633dcb',
    950: '#000000',
  },
}

SCSS

$custom: #633dcb;
$custom-light: #9976dc;
$custom-dark: #000000;

JSON

{
  "hex": "#633dcb",
  "rgb": {
    "r": 99,
    "g": 61,
    "b": 203
  },
  "hsl": {
    "h": 256.056,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.49094,
    "c": 0.20601,
    "h": 288.7
  },
  "luminance": 0.10302
}

Semantic roles & 50–950 ramp

primary

#633DCB

secondary

#C0D193

accent

#E147B8

background

#FAF7FD

surface

#F3EDFB

border

#CDC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #633DCB

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

Preview Lab → · Contrast checker → · Palette generator →