#63287B#63287B

#63287B is a dark, vivid purple. Relative luminance 0.056; OKLCH L 40.0% C 0.142 H 314.7°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#63287B
RGB	rgb(99, 40, 123)
HSL	hsl(283, 51%, 32%)
HSV	hsv(283, 67%, 48%)
CMYK	cmyk(19.5%, 67.5%, 0%, 51.8%)
CIE-LAB	lab(28.38, 40.57, -35.86)
CIE-LCH	lch(28.38, 54.15, 318.53°)
OKLab	oklab(40.02% 0.0996 -0.1008)
OKLCH	oklch(40.02% 0.142 314.7)
XYZ	xyz(9.4789, 5.6006, 19.3168)
Luminance	0.0560 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63287B #407B28

analogous

#3A287B #63287B #7B286A

triadic

#63287B #7B6328 #287B63

tetradic

#63287B #7B3A28 #407B28 #286A7B

square

#63287B #7B3A28 #407B28 #286A7B

split-complementary

#63287B #6A7B28 #287B3A

monochromatic

#190A1F #3E194D #63287B #8837A9 #A756C8

Accessibility & contrast

On white

9.91

#63287B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#63287B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63287B

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63287B	#FFFFFF	#000000	##FFFFFF
##63287B	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02407E

Deuteranopia (green-blind)

#264479

Tritanopia (blue-blind)

#61384E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #63287b;
/* rgb */ color: rgb(99, 40, 123);
/* oklch */ color: oklch(40.0% 0.142 314.7);

Tailwind

colors: {
  custom: {
    50: '#9266a2',
    500: '#63287b',
    950: '#000000',
  },
}

SCSS

$custom: #63287b;
$custom-light: #9266a2;
$custom-dark: #000000;

JSON

{
  "hex": "#63287b",
  "rgb": {
    "r": 99,
    "g": 40,
    "b": 123
  },
  "hsl": {
    "h": 282.651,
    "s": 50.92,
    "l": 31.961
  },
  "oklch": {
    "l": 0.4002,
    "c": 0.14171,
    "h": 314.7
  },
  "luminance": 0.056
}

Semantic roles & 50–950 ramp

primary

#63287B

secondary

#6CAD52

accent

#DA4D76

background

#F9F6FA

surface

#F1EBF3

border

#CBC6CD

text

#0D060F

muted

#7E7A7F

Preview Lab

Preview with #63287B

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

Preview Lab → · Contrast checker → · Palette generator →