#63278F#63278F

#63278F is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.4% C 0.164 H 306.9°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#63278F
RGB	rgb(99, 39, 143)
HSL	hsl(275, 57%, 36%)
HSV	hsv(275, 73%, 56%)
CMYK	cmyk(30.8%, 72.7%, 0%, 43.9%)
CIE-LAB	lab(29.63, 45.70, -46.33)
CIE-LCH	lch(29.63, 65.08, 314.61°)
OKLab	oklab(41.37% 0.0987 -0.1315)
OKLCH	oklch(41.37% 0.164 306.9)
XYZ	xyz(10.8280, 6.0870, 26.5858)
Luminance	0.0609 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 8.24

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63278F #538F27

analogous

#2F278F #63278F #8F2787

triadic

#63278F #8F6327 #278F63

tetradic

#63278F #8F2F27 #538F27 #27878F

square

#63278F #8F2F27 #538F27 #27878F

split-complementary

#63278F #878F27 #278F2F

monochromatic

#200D2F #421A5F #63278F #8434BF #A15DD3

Accessibility & contrast

On white

9.47

#63278F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#63278F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63278F

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63278F	#FFFFFF	#000000	##FFFFFF
##63278F	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004492

Deuteranopia (green-blind)

#02468D

Tritanopia (blue-blind)

#5C3F58

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #63278f;
/* rgb */ color: rgb(99, 39, 143);
/* oklch */ color: oklch(41.4% 0.164 306.9);

Tailwind

colors: {
  custom: {
    50: '#9467b0',
    500: '#63278f',
    950: '#000000',
  },
}

SCSS

$custom: #63278f;
$custom-light: #9467b0;
$custom-dark: #000000;

JSON

{
  "hex": "#63278f",
  "rgb": {
    "r": 99,
    "g": 39,
    "b": 143
  },
  "hsl": {
    "h": 274.615,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41366,
    "c": 0.16443,
    "h": 306.9
  },
  "luminance": 0.06087
}

Semantic roles & 50–950 ramp

primary

#63278F

secondary

#82B85A

accent

#E04788

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #63278F

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

Preview Lab → · Contrast checker → · Palette generator →