#551988#551988

#551988 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.5% C 0.170 H 303.3°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#551988
RGB	rgb(85, 25, 136)
HSL	hsl(272, 69%, 32%)
HSV	hsv(272, 82%, 53%)
CMYK	cmyk(37.5%, 81.6%, 0%, 46.7%)
CIE-LAB	lab(24.96, 47.35, -49.66)
CIE-LCH	lch(24.96, 68.61, 313.63°)
OKLab	oklab(37.48% 0.093 -0.1417)
OKLCH	oklch(37.48% 0.17 303.3)
XYZ	xyz(8.5368, 4.4041, 23.6881)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.47

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551988 #4C8819

analogous

#1D1988 #551988 #881984

triadic

#551988 #885519 #198855

tetradic

#551988 #881D19 #4C8819 #198488

square

#551988 #881D19 #4C8819 #198488

split-complementary

#551988 #848819 #19881D

monochromatic

#140621 #350F54 #551988 #7523BC #9440DC

Accessibility & contrast

On white

11.17

#551988 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#551988 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551988

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551988	#FFFFFF	#000000	##FFFFFF
##551988	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8B

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#4A3751

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #551988;
/* rgb */ color: rgb(85, 25, 136);
/* oklch */ color: oklch(37.5% 0.170 303.3);

Tailwind

colors: {
  custom: {
    50: '#8a5eac',
    500: '#551988',
    950: '#000000',
  },
}

SCSS

$custom: #551988;
$custom-light: #8a5eac;
$custom-dark: #000000;

JSON

{
  "hex": "#551988",
  "rgb": {
    "r": 85,
    "g": 25,
    "b": 136
  },
  "hsl": {
    "h": 272.432,
    "s": 68.944,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37476,
    "c": 0.1695,
    "h": 303.3
  },
  "luminance": 0.04404
}

Semantic roles & 50–950 ramp

primary

#551988

secondary

#79BB41

accent

#EC3C8D

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551988

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

Preview Lab → · Contrast checker → · Palette generator →