#55188A#55188A

#55188A is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.6% C 0.172 H 302.7°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#55188A
RGB	rgb(85, 24, 138)
HSL	hsl(272, 70%, 32%)
HSV	hsv(272, 83%, 54%)
CMYK	cmyk(38.4%, 82.6%, 0%, 45.9%)
CIE-LAB	lab(25.01, 48.21, -50.83)
CIE-LCH	lch(25.01, 70.05, 313.48°)
OKLab	oklab(37.56% 0.0932 -0.1451)
OKLCH	oklch(37.56% 0.172 302.7)
XYZ	xyz(8.6593, 4.4195, 24.4367)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.40

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55188A #4D8A18

analogous

#1C188A #55188A #8A1886

triadic

#55188A #8A5518 #188A55

tetradic

#55188A #8A1C18 #4D8A18 #18868A

square

#55188A #8A1C18 #4D8A18 #18868A

split-complementary

#55188A #868A18 #188A1C

monochromatic

#150622 #350F56 #55188A #7521BE #943FDE

Accessibility & contrast

On white

11.15

#55188A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#55188A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55188A

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55188A	#FFFFFF	#000000	##FFFFFF
##55188A	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8D

Deuteranopia (green-blind)

#003B88

Tritanopia (blue-blind)

#4A3852

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #55188a;
/* rgb */ color: rgb(85, 24, 138);
/* oklch */ color: oklch(37.6% 0.172 302.7);

Tailwind

colors: {
  custom: {
    50: '#8b5ead',
    500: '#55188a',
    950: '#000000',
  },
}

SCSS

$custom: #55188a;
$custom-light: #8b5ead;
$custom-dark: #000000;

JSON

{
  "hex": "#55188a",
  "rgb": {
    "r": 85,
    "g": 24,
    "b": 138
  },
  "hsl": {
    "h": 272.105,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37564,
    "c": 0.17248,
    "h": 302.7
  },
  "luminance": 0.0442
}

Semantic roles & 50–950 ramp

primary

#55188A

secondary

#7BBD40

accent

#ED3B8E

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #55188A

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

Preview Lab → · Contrast checker → · Palette generator →