#633FCC#633FCC

#633FCC is a mid, highly saturated violet. Relative luminance 0.106; OKLCH L 49.5% C 0.205 H 288.2°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#633FCC
RGB	rgb(99, 63, 204)
HSL	hsl(255, 58%, 52%)
HSV	hsv(255, 69%, 80%)
CMYK	cmyk(51.5%, 69.1%, 0%, 20%)
CIE-LAB	lab(38.84, 49.78, -67.77)
CIE-LCH	lch(38.84, 84.09, 306.30°)
OKLab	oklab(49.45% 0.0641 -0.1946)
OKLCH	oklch(49.45% 0.205 288.2)
XYZ	xyz(17.8190, 10.5665, 58.2157)
Luminance	0.1057 (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

#633FCC #A8CC3F

analogous

#3F62CC #633FCC #A93FCC

triadic

#633FCC #CC633F #3FCC63

tetradic

#633FCC #CC3F62 #A8CC3F #3FCCA9

square

#633FCC #CC3F62 #A8CC3F #3FCCA9

split-complementary

#633FCC #CCA93F #62CC3F

monochromatic

#341E72 #4A2BA3 #633FCC #8A6FD9 #B2A0E6

Accessibility & contrast

On white

6.75

#633FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#633FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #633FCC

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633FCC	#FFFFFF	#000000	##FFFFFF
##633FCC	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD0

Deuteranopia (green-blind)

#0058C9

Tritanopia (blue-blind)

#3C6381

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #633fcc;
/* rgb */ color: rgb(99, 63, 204);
/* oklch */ color: oklch(49.5% 0.205 288.2);

Tailwind

colors: {
  custom: {
    50: '#9977dd',
    500: '#633fcc',
    950: '#000000',
  },
}

SCSS

$custom: #633fcc;
$custom-light: #9977dd;
$custom-dark: #000000;

JSON

{
  "hex": "#633fcc",
  "rgb": {
    "r": 99,
    "g": 63,
    "b": 204
  },
  "hsl": {
    "h": 255.319,
    "s": 58.025,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49451,
    "c": 0.20491,
    "h": 288.2
  },
  "luminance": 0.10567
}

Semantic roles & 50–950 ramp

primary

#633FCC

secondary

#C2D295

accent

#E147BA

background

#FAF7FD

surface

#F3EDFB

border

#CDC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #633FCC

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

Preview Lab → · Contrast checker → · Palette generator →