#551281#551281

#551281 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.3% C 0.169 H 306.5°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#551281
RGB	rgb(85, 18, 129)
HSL	hsl(276, 76%, 29%)
HSV	hsv(276, 86%, 51%)
CMYK	cmyk(34.1%, 86%, 0%, 49.4%)
CIE-LAB	lab(23.50, 48.16, -47.65)
CIE-LCH	lch(23.50, 67.75, 315.31°)
OKLab	oklab(36.27% 0.1005 -0.1357)
OKLCH	oklch(36.27% 0.169 306.5)
XYZ	xyz(7.9242, 3.9490, 21.1094)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.80

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551281 #3E8112

analogous

#1E1281 #551281 #811276

triadic

#551281 #815512 #128155

tetradic

#551281 #811E12 #3E8112 #127681

square

#551281 #811E12 #3E8112 #127681

split-complementary

#551281 #768112 #12811E

monochromatic

#12041B #320B4B #551281 #7819B7 #9A2CE2

Accessibility & contrast

On white

11.73

#551281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#551281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551281

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551281	#FFFFFF	#000000	##FFFFFF
##551281	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003684

Deuteranopia (green-blind)

#00387F

Tritanopia (blue-blind)

#4D314C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #551281;
/* rgb */ color: rgb(85, 18, 129);
/* oklch */ color: oklch(36.3% 0.169 306.5);

Tailwind

colors: {
  custom: {
    50: '#8a5ba6',
    500: '#551281',
    950: '#000000',
  },
}

SCSS

$custom: #551281;
$custom-light: #8a5ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#551281",
  "rgb": {
    "r": 85,
    "g": 18,
    "b": 129
  },
  "hsl": {
    "h": 276.216,
    "s": 75.51,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36268,
    "c": 0.16888,
    "h": 306.5
  },
  "luminance": 0.03949
}

Semantic roles & 50–950 ramp

primary

#551281

secondary

#6AB738

accent

#F23680

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #551281

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

Preview Lab → · Contrast checker → · Palette generator →