#551E75#551E75

#551E75 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.4% C 0.144 H 310.0°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#551E75
RGB	rgb(85, 30, 117)
HSL	hsl(278, 59%, 29%)
HSV	hsv(278, 74%, 46%)
CMYK	cmyk(27.4%, 74.4%, 0%, 54.1%)
CIE-LAB	lab(24.14, 40.67, -38.98)
CIE-LCH	lch(24.14, 56.33, 316.22°)
OKLab	oklab(36.41% 0.0925 -0.1103)
OKLCH	oklch(36.41% 0.144 310)
XYZ	xyz(7.4208, 4.1444, 17.2352)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551E75 #3E751E

analogous

#2A1E75 #551E75 #751E6A

triadic

#551E75 #75551E #1E7555

tetradic

#551E75 #752A1E #3E751E #1E6A75

square

#551E75 #752A1E #3E751E #1E6A75

split-complementary

#551E75 #6A751E #1E752A

monochromatic

#120618 #321244 #551E75 #782AA6 #9A40CE

Accessibility & contrast

On white

11.48

#551E75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#551E75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551E75

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551E75	#FFFFFF	#000000	##FFFFFF
##551E75	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003778

Deuteranopia (green-blind)

#0D3A73

Tritanopia (blue-blind)

#513147

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #551e75;
/* rgb */ color: rgb(85, 30, 117);
/* oklch */ color: oklch(36.4% 0.144 310.0);

Tailwind

colors: {
  custom: {
    50: '#885f9d',
    500: '#551e75',
    950: '#000000',
  },
}

SCSS

$custom: #551e75;
$custom-light: #885f9d;
$custom-dark: #000000;

JSON

{
  "hex": "#551e75",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 117
  },
  "hsl": {
    "h": 277.931,
    "s": 59.184,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36409,
    "c": 0.144,
    "h": 310
  },
  "luminance": 0.04144
}

Semantic roles & 50–950 ramp

primary

#551E75

secondary

#6AA946

accent

#E2457F

background

#F8F5F9

surface

#F0EAF2

border

#CBC6CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #551E75

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

Preview Lab → · Contrast checker → · Palette generator →