#55168B#55168B

#55168B is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.5% C 0.175 H 302.6°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#55168B
RGB	rgb(85, 22, 139)
HSL	hsl(272, 73%, 32%)
HSV	hsv(272, 84%, 55%)
CMYK	cmyk(38.8%, 84.2%, 0%, 45.5%)
CIE-LAB	lab(24.86, 49.16, -51.71)
CIE-LCH	lch(24.86, 71.35, 313.55°)
OKLab	oklab(37.48% 0.0944 -0.1477)
OKLCH	oklch(37.48% 0.175 302.6)
XYZ	xyz(8.6923, 4.3692, 24.8065)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.21

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55168B #4C8B16

analogous

#1B168B #55168B #8B1687

triadic

#55168B #8B5516 #168B55

tetradic

#55168B #8B1B16 #4C8B16 #16878B

square

#55168B #8B1B16 #4C8B16 #16878B

split-complementary

#55168B #878B16 #168B1B

monochromatic

#140521 #350E56 #55168B #751EC0 #943BE0

Accessibility & contrast

On white

11.21

#55168B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#55168B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55168B

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55168B	#FFFFFF	#000000	##FFFFFF
##55168B	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#493752

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #55168b;
/* rgb */ color: rgb(85, 22, 139);
/* oklch */ color: oklch(37.5% 0.175 302.6);

Tailwind

colors: {
  custom: {
    50: '#8b5dae',
    500: '#55168b',
    950: '#000000',
  },
}

SCSS

$custom: #55168b;
$custom-light: #8b5dae;
$custom-dark: #000000;

JSON

{
  "hex": "#55168b",
  "rgb": {
    "r": 85,
    "g": 22,
    "b": 139
  },
  "hsl": {
    "h": 272.308,
    "s": 72.671,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37483,
    "c": 0.17528,
    "h": 302.6
  },
  "luminance": 0.04369
}

Semantic roles & 50–950 ramp

primary

#55168B

secondary

#79BF3E

accent

#EF388D

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #55168B

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

Preview Lab → · Contrast checker → · Palette generator →