#55198B#55198B

#55198B is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.7% C 0.173 H 302.3°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#55198B
RGB	rgb(85, 25, 139)
HSL	hsl(272, 70%, 32%)
HSV	hsv(272, 82%, 55%)
CMYK	cmyk(38.8%, 82%, 0%, 45.5%)
CIE-LAB	lab(25.23, 48.07, -51.10)
CIE-LCH	lch(25.23, 70.16, 313.25°)
OKLab	oklab(37.74% 0.0921 -0.1459)
OKLCH	oklch(37.74% 0.173 302.3)
XYZ	xyz(8.7530, 4.4906, 24.8267)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.56

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55198B #4F8B19

analogous

#1C198B #55198B #8B1988

triadic

#55198B #8B5519 #198B55

tetradic

#55198B #8B1C19 #4F8B19 #19888B

square

#55198B #8B1C19 #4F8B19 #19888B

split-complementary

#55198B #888B19 #198B1C

monochromatic

#160623 #351057 #55198B #7522BF #9341DD

Accessibility & contrast

On white

11.06

#55198B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#55198B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55198B

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55198B	#FFFFFF	#000000	##FFFFFF
##55198B	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#493853

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #55198b;
/* rgb */ color: rgb(85, 25, 139);
/* oklch */ color: oklch(37.7% 0.173 302.3);

Tailwind

colors: {
  custom: {
    50: '#8b5eae',
    500: '#55198b',
    950: '#000000',
  },
}

SCSS

$custom: #55198b;
$custom-light: #8b5eae;
$custom-dark: #000000;

JSON

{
  "hex": "#55198b",
  "rgb": {
    "r": 85,
    "g": 25,
    "b": 139
  },
  "hsl": {
    "h": 271.579,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.37744,
    "c": 0.17257,
    "h": 302.3
  },
  "luminance": 0.04491
}

Semantic roles & 50–950 ramp

primary

#55198B

secondary

#7DBE42

accent

#EC3B8F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #55198B

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

Preview Lab → · Contrast checker → · Palette generator →