#64278C#64278C

#64278C is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.3% C 0.162 H 308.5°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#64278C
RGB	rgb(100, 39, 140)
HSL	hsl(276, 56%, 35%)
HSV	hsv(276, 72%, 55%)
CMYK	cmyk(28.6%, 72.1%, 0%, 45.1%)
CIE-LAB	lab(29.55, 45.20, -44.60)
CIE-LCH	lch(29.55, 63.50, 315.38°)
OKLab	oklab(41.27% 0.1006 -0.1264)
OKLCH	oklch(41.27% 0.162 308.5)
XYZ	xyz(10.7137, 6.0540, 25.4100)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64278C #4F8C27

analogous

#32278C #64278C #8C2781

triadic

#64278C #8C6427 #278C64

tetradic

#64278C #8C3227 #4F8C27 #27818C

square

#64278C #8C3227 #4F8C27 #27818C

split-complementary

#64278C #818C27 #278C32

monochromatic

#200C2C #421A5C #64278C #8634BC #A35CD2

Accessibility & contrast

On white

9.50

#64278C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#64278C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64278C

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64278C	#FFFFFF	#000000	##FFFFFF
##64278C	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438F

Deuteranopia (green-blind)

#0E468A

Tritanopia (blue-blind)

#5E3E57

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #64278c;
/* rgb */ color: rgb(100, 39, 140);
/* oklch */ color: oklch(41.3% 0.162 308.5);

Tailwind

colors: {
  custom: {
    50: '#9467ae',
    500: '#64278c',
    950: '#000000',
  },
}

SCSS

$custom: #64278c;
$custom-light: #9467ae;
$custom-dark: #000000;

JSON

{
  "hex": "#64278c",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 140
  },
  "hsl": {
    "h": 276.238,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.41266,
    "c": 0.16153,
    "h": 308.5
  },
  "luminance": 0.06054
}

Semantic roles & 50–950 ramp

primary

#64278C

secondary

#7EB758

accent

#E04884

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #64278C

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

Preview Lab → · Contrast checker → · Palette generator →