#551E80#551E80

#551E80 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.3% C 0.156 H 305.5°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#551E80
RGB	rgb(85, 30, 128)
HSL	hsl(274, 62%, 31%)
HSV	hsv(274, 77%, 50%)
CMYK	cmyk(33.6%, 76.6%, 0%, 49.8%)
CIE-LAB	lab(25.01, 43.32, -44.56)
CIE-LCH	lch(25.01, 62.15, 314.19°)
OKLab	oklab(37.3% 0.0905 -0.1267)
OKLCH	oklch(37.3% 0.156 305.5)
XYZ	xyz(8.1060, 4.4184, 20.8437)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.40

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551E80 #49801E

analogous

#241E80 #551E80 #801E7A

triadic

#551E80 #80551E #1E8055

tetradic

#551E80 #80241E #49801E #1E7A80

square

#551E80 #80241E #49801E #1E7A80

split-complementary

#551E80 #7A801E #1E8024

monochromatic

#13071D #34124E #551E80 #762AB2 #9545D3

Accessibility & contrast

On white

11.15

#551E80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#551E80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551E80

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551E80	#FFFFFF	#000000	##FFFFFF
##551E80	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A83

Deuteranopia (green-blind)

#003B7E

Tritanopia (blue-blind)

#4D364D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #551e80;
/* rgb */ color: rgb(85, 30, 128);
/* oklch */ color: oklch(37.3% 0.156 305.5);

Tailwind

colors: {
  custom: {
    50: '#8960a6',
    500: '#551e80',
    950: '#000000',
  },
}

SCSS

$custom: #551e80;
$custom-light: #8960a6;
$custom-dark: #000000;

JSON

{
  "hex": "#551e80",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 128
  },
  "hsl": {
    "h": 273.673,
    "s": 62.025,
    "l": 30.98
  },
  "oklch": {
    "l": 0.37296,
    "c": 0.15575,
    "h": 305.5
  },
  "luminance": 0.04418
}

Semantic roles & 50–950 ramp

primary

#551E80

secondary

#76B347

accent

#E5438A

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #551E80

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

Preview Lab → · Contrast checker → · Palette generator →