#55188C#55188C

#55188C is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.7% C 0.175 H 302.0°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#55188C
RGB	rgb(85, 24, 140)
HSL	hsl(272, 71%, 32%)
HSV	hsv(272, 83%, 55%)
CMYK	cmyk(39.3%, 82.9%, 0%, 45.1%)
CIE-LAB	lab(25.19, 48.69, -51.78)
CIE-LCH	lch(25.19, 71.08, 313.24°)
OKLab	oklab(37.74% 0.0926 -0.1479)
OKLCH	oklch(37.74% 0.175 302)
XYZ	xyz(8.8054, 4.4780, 25.2063)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55188C #4F8C18

analogous

#1B188C #55188C #8C1889

triadic

#55188C #8C5518 #188C55

tetradic

#55188C #8C1B18 #4F8C18 #18898C

square

#55188C #8C1B18 #4F8C18 #18898C

split-complementary

#55188C #898C18 #188C1B

monochromatic

#160624 #350F58 #55188C #7521C0 #9340DE

Accessibility & contrast

On white

11.08

#55188C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#55188C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55188C

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55188C	#FFFFFF	#000000	##FFFFFF
##55188C	1.00	11.08	1.90	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8F

Deuteranopia (green-blind)

#003B8A

Tritanopia (blue-blind)

#493853

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #55188c;
/* rgb */ color: rgb(85, 24, 140);
/* oklch */ color: oklch(37.7% 0.175 302.0);

Tailwind

colors: {
  custom: {
    50: '#8b5eaf',
    500: '#55188c',
    950: '#000000',
  },
}

SCSS

$custom: #55188c;
$custom-light: #8b5eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#55188c",
  "rgb": {
    "r": 85,
    "g": 24,
    "b": 140
  },
  "hsl": {
    "h": 271.552,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.37744,
    "c": 0.17452,
    "h": 302
  },
  "luminance": 0.04478
}

Semantic roles & 50–950 ramp

primary

#55188C

secondary

#7DBF41

accent

#ED3A8F

background

#F8F5FA

surface

#F0E9F5

border

#CBC5CF

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #55188C

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

Preview Lab → · Contrast checker → · Palette generator →