#55278B#55278B

#55278B is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.3% C 0.157 H 300.2°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#55278B
RGB	rgb(85, 39, 139)
HSL	hsl(268, 56%, 35%)
HSV	hsv(268, 72%, 55%)
CMYK	cmyk(38.8%, 71.9%, 0%, 45.5%)
CIE-LAB	lab(27.43, 41.82, -47.52)
CIE-LCH	lch(27.43, 63.30, 311.35°)
OKLab	oklab(39.29% 0.079 -0.1355)
OKLCH	oklch(39.29% 0.157 300.2)
XYZ	xyz(9.1309, 5.2463, 24.9527)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55278B #5D8B27

analogous

#272B8B #55278B #87278B

triadic

#55278B #8B5527 #278B55

tetradic

#55278B #8B272B #5D8B27 #278B87

square

#55278B #8B272B #5D8B27 #278B87

split-complementary

#55278B #8B8727 #2B8B27

monochromatic

#1B0C2B #381A5B #55278B #7234BB #915BD1

Accessibility & contrast

On white

10.25

#55278B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#55278B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55278B

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55278B	#FFFFFF	#000000	##FFFFFF
##55278B	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408E

Deuteranopia (green-blind)

#004089

Tritanopia (blue-blind)

#493F56

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #55278b;
/* rgb */ color: rgb(85, 39, 139);
/* oklch */ color: oklch(39.3% 0.157 300.2);

Tailwind

colors: {
  custom: {
    50: '#8a65ae',
    500: '#55278b',
    950: '#000000',
  },
}

SCSS

$custom: #55278b;
$custom-light: #8a65ae;
$custom-dark: #000000;

JSON

{
  "hex": "#55278b",
  "rgb": {
    "r": 85,
    "g": 39,
    "b": 139
  },
  "hsl": {
    "h": 267.6,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.39288,
    "c": 0.15687,
    "h": 300.2
  },
  "luminance": 0.05246
}

Semantic roles & 50–950 ramp

primary

#55278B

secondary

#8BB658

accent

#DF489A

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C0610

muted

#7D7A7F

Preview Lab

Preview with #55278B

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

Preview Lab → · Contrast checker → · Palette generator →