#551D86#551D86

#551D86 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.7% C 0.163 H 303.5°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#551D86
RGB	rgb(85, 29, 134)
HSL	hsl(272, 64%, 32%)
HSV	hsv(272, 78%, 53%)
CMYK	cmyk(36.6%, 78.4%, 0%, 47.5%)
CIE-LAB	lab(25.36, 45.23, -47.77)
CIE-LCH	lch(25.36, 65.79, 313.44°)
OKLab	oklab(37.7% 0.0901 -0.1362)
OKLCH	oklch(37.7% 0.163 303.5)
XYZ	xyz(8.4877, 4.5313, 22.9771)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.04

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551D86 #4E861D

analogous

#211D86 #551D86 #861D83

triadic

#551D86 #86551D #1D8655

tetradic

#551D86 #86211D #4E861D #1D8386

square

#551D86 #86211D #4E861D #1D8386

split-complementary

#551D86 #83861D #1D8621

monochromatic

#150721 #351254 #551D86 #7528B8 #9446D7

Accessibility & contrast

On white

11.02

#551D86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#551D86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D86

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551D86	#FFFFFF	#000000	##FFFFFF
##551D86	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B89

Deuteranopia (green-blind)

#003C84

Tritanopia (blue-blind)

#4B3851

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #551d86;
/* rgb */ color: rgb(85, 29, 134);
/* oklch */ color: oklch(37.7% 0.163 303.5);

Tailwind

colors: {
  custom: {
    50: '#8a60aa',
    500: '#551d86',
    950: '#000000',
  },
}

SCSS

$custom: #551d86;
$custom-light: #8a60aa;
$custom-dark: #000000;

JSON

{
  "hex": "#551d86",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 134
  },
  "hsl": {
    "h": 272,
    "s": 64.417,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37695,
    "c": 0.16328,
    "h": 303.5
  },
  "luminance": 0.04531
}

Semantic roles & 50–950 ramp

primary

#551D86

secondary

#7CB946

accent

#E7408E

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551D86

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

Preview Lab → · Contrast checker → · Palette generator →