#64278B#64278B

#64278B is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.2% C 0.160 H 308.9°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#64278B
RGB	rgb(100, 39, 139)
HSL	hsl(277, 56%, 35%)
HSV	hsv(277, 72%, 55%)
CMYK	cmyk(28.1%, 71.9%, 0%, 45.5%)
CIE-LAB	lab(29.47, 44.97, -44.10)
CIE-LCH	lch(29.47, 62.98, 315.56°)
OKLab	oklab(41.19% 0.1007 -0.1249)
OKLCH	oklch(41.19% 0.16 308.9)
XYZ	xyz(10.6403, 6.0246, 25.0234)
Luminance	0.0602 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64278B #4E8B27

analogous

#32278B #64278B #8B2780

triadic

#64278B #8B6427 #278B64

tetradic

#64278B #8B3227 #4E8B27 #27808B

square

#64278B #8B3227 #4E8B27 #27808B

split-complementary

#64278B #808B27 #278B32

monochromatic

#1F0C2B #421A5B #64278B #8634BB #A35BD1

Accessibility & contrast

On white

9.52

#64278B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#64278B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64278B

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64278B	#FFFFFF	#000000	##FFFFFF
##64278B	1.00	9.52	2.20	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438E

Deuteranopia (green-blind)

#114689

Tritanopia (blue-blind)

#5E3D56

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #64278b;
/* rgb */ color: rgb(100, 39, 139);
/* oklch */ color: oklch(41.2% 0.160 308.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#64278b",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 139
  },
  "hsl": {
    "h": 276.6,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.41191,
    "c": 0.16047,
    "h": 308.9
  },
  "luminance": 0.06024
}

Semantic roles & 50–950 ramp

primary

#64278B

secondary

#7DB658

accent

#DF4883

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #64278B

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

Preview Lab → · Contrast checker → · Palette generator →