#633FC9#633FC9

#633FC9 is a mid, highly saturated violet. Relative luminance 0.104; OKLCH L 49.2% C 0.201 H 288.7°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#633FC9
RGB	rgb(99, 63, 201)
HSL	hsl(256, 56%, 52%)
HSV	hsv(256, 69%, 79%)
CMYK	cmyk(50.7%, 68.7%, 0%, 21.2%)
CIE-LAB	lab(38.59, 48.93, -66.44)
CIE-LCH	lch(38.59, 82.51, 306.37°)
OKLab	oklab(49.2% 0.0646 -0.1907)
OKLCH	oklch(49.2% 0.201 288.7)
XYZ	xyz(17.4626, 10.4239, 56.3389)
Luminance	0.1042 (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

#633FC9 #A5C93F

analogous

#3F60C9 #633FC9 #A83FC9

triadic

#633FC9 #C9633F #3FC963

tetradic

#633FC9 #C93F60 #A5C93F #3FC9A8

square

#633FC9 #C93F60 #A5C93F #3FC9A8

split-complementary

#633FC9 #C9A83F #60C93F

monochromatic

#341F6F #4A2D9E #633FC9 #8A6FD6 #B19FE4

Accessibility & contrast

On white

6.81

#633FC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#633FC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633FC9

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633FC9	#FFFFFF	#000000	##FFFFFF
##633FC9	1.00	6.81	3.09	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECD

Deuteranopia (green-blind)

#0057C6

Tritanopia (blue-blind)

#3E627F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #633fc9;
/* rgb */ color: rgb(99, 63, 201);
/* oklch */ color: oklch(49.2% 0.201 288.7);

Tailwind

colors: {
  custom: {
    50: '#9877da',
    500: '#633fc9',
    950: '#000000',
  },
}

SCSS

$custom: #633fc9;
$custom-light: #9877da;
$custom-dark: #000000;

JSON

{
  "hex": "#633fc9",
  "rgb": {
    "r": 99,
    "g": 63,
    "b": 201
  },
  "hsl": {
    "h": 255.652,
    "s": 56.098,
    "l": 51.765
  },
  "oklch": {
    "l": 0.49197,
    "c": 0.20135,
    "h": 288.7
  },
  "luminance": 0.10425
}

Semantic roles & 50–950 ramp

primary

#633FC9

secondary

#C0D094

accent

#DF48B8

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0F0915

muted

#7E7B83

Preview Lab

Preview with #633FC9

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

Preview Lab → · Contrast checker → · Palette generator →