#633784#633784

#633784 is a dark, vivid violet. Relative luminance 0.071; OKLCH L 42.8% C 0.128 H 308.3°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#633784
RGB	rgb(99, 55, 132)
HSL	hsl(274, 41%, 37%)
HSV	hsv(274, 58%, 52%)
CMYK	cmyk(25%, 58.3%, 0%, 48.2%)
CIE-LAB	lab(31.92, 34.68, -35.83)
CIE-LCH	lch(31.92, 49.87, 314.06°)
OKLab	oklab(42.78% 0.0796 -0.1008)
OKLCH	oklch(42.78% 0.128 308.3)
XYZ	xyz(10.6758, 7.0511, 22.6239)
Luminance	0.0705 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633784 #588437

analogous

#3D3784 #633784 #84377F

triadic

#633784 #846337 #378463

tetradic

#633784 #843D37 #588437 #377F84

square

#633784 #843D37 #588437 #377F84

split-complementary

#633784 #7F8437 #37843D

monochromatic

#22132E #432559 #633784 #8349AF #A171C4

Accessibility & contrast

On white

8.71

#633784 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#633784 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633784

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633784	#FFFFFF	#000000	##FFFFFF
##633784	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4987

Deuteranopia (green-blind)

#2D4C82

Tritanopia (blue-blind)

#5E4558

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #633784;
/* rgb */ color: rgb(99, 55, 132);
/* oklch */ color: oklch(42.8% 0.128 308.3);

Tailwind

colors: {
  custom: {
    50: '#9270a8',
    500: '#633784',
    950: '#000000',
  },
}

SCSS

$custom: #633784;
$custom-light: #9270a8;
$custom-dark: #000000;

JSON

{
  "hex": "#633784",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 132
  },
  "hsl": {
    "h": 274.286,
    "s": 41.176,
    "l": 36.667
  },
  "oklch": {
    "l": 0.42781,
    "c": 0.1284,
    "h": 308.3
  },
  "luminance": 0.07051
}

Semantic roles & 50–950 ramp

primary

#633784

secondary

#87AD6A

accent

#D1578B

background

#F9F6FA

surface

#F1ECF4

border

#CBC7CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #633784

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

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