#63138A#63138A

#63138A is a dark, vivid purple. Relative luminance 0.050; OKLCH L 39.1% C 0.180 H 310.7°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#63138A
RGB	rgb(99, 19, 138)
HSL	hsl(280, 76%, 31%)
HSV	hsv(280, 86%, 54%)
CMYK	cmyk(28.3%, 86.2%, 0%, 45.9%)
CIE-LAB	lab(26.60, 52.14, -48.15)
CIE-LCH	lch(26.60, 70.97, 317.28°)
OKLab	oklab(39.11% 0.1174 -0.1367)
OKLCH	oklch(39.11% 0.18 310.7)
XYZ	xyz(9.9650, 4.9536, 24.4710)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63138A #3A8A13

analogous

#27138A #63138A #8A1375

triadic

#63138A #8A6313 #138A63

tetradic

#63138A #8A2713 #3A8A13 #13758A

square

#63138A #8A2713 #3A8A13 #13758A

split-complementary

#63138A #758A13 #138A27

monochromatic

#16041E #3C0C54 #63138A #8A1AC0 #AA34E3

Accessibility & contrast

On white

10.55

#63138A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#63138A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63138A

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63138A	#FFFFFF	#000000	##FFFFFF
##63138A	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8D

Deuteranopia (green-blind)

#004088

Tritanopia (blue-blind)

#5E3451

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #63138a;
/* rgb */ color: rgb(99, 19, 138);
/* oklch */ color: oklch(39.1% 0.180 310.7);

Tailwind

colors: {
  custom: {
    50: '#945ead',
    500: '#63138a',
    950: '#000000',
  },
}

SCSS

$custom: #63138a;
$custom-light: #945ead;
$custom-dark: #000000;

JSON

{
  "hex": "#63138a",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 138
  },
  "hsl": {
    "h": 280.336,
    "s": 75.796,
    "l": 30.784
  },
  "oklch": {
    "l": 0.39113,
    "c": 0.18021,
    "h": 310.7
  },
  "luminance": 0.04953
}

Semantic roles & 50–950 ramp

primary

#63138A

secondary

#66BE3A

accent

#F23573

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #63138A

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

Preview Lab → · Contrast checker → · Palette generator →