#551D97#551D97

#551D97 is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.2% C 0.181 H 298.1°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#551D97
RGB	rgb(85, 29, 151)
HSL	hsl(268, 68%, 35%)
HSV	hsv(268, 81%, 59%)
CMYK	cmyk(43.7%, 80.8%, 0%, 40.8%)
CIE-LAB	lab(26.86, 49.48, -55.85)
CIE-LCH	lch(26.86, 74.62, 311.54°)
OKLab	oklab(39.21% 0.0853 -0.1599)
OKLCH	oklch(39.21% 0.181 298.1)
XYZ	xyz(9.7701, 5.0442, 29.7310)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.56

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551D97 #5F971D

analogous

#1D2297 #551D97 #921D97

triadic

#551D97 #97551D #1D9755

tetradic

#551D97 #971D22 #5F971D #1D9792

square

#551D97 #971D22 #5F971D #1D9792

split-complementary

#551D97 #97921D #22971D

monochromatic

#1B0930 #381364 #551D97 #7227CA #9151DE

Accessibility & contrast

On white

10.45

#551D97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#551D97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D97

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551D97	#FFFFFF	#000000	##FFFFFF
##551D97	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409A

Deuteranopia (green-blind)

#003E95

Tritanopia (blue-blind)

#443F5A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #551d97;
/* rgb */ color: rgb(85, 29, 151);
/* oklch */ color: oklch(39.2% 0.181 298.1);

Tailwind

colors: {
  custom: {
    50: '#8c61b7',
    500: '#551d97',
    950: '#000000',
  },
}

SCSS

$custom: #551d97;
$custom-light: #8c61b7;
$custom-dark: #000000;

JSON

{
  "hex": "#551d97",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 151
  },
  "hsl": {
    "h": 267.541,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.39211,
    "c": 0.18123,
    "h": 298.1
  },
  "luminance": 0.05044
}

Semantic roles & 50–950 ramp

primary

#551D97

secondary

#8DC04F

accent

#EB3D9B

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #551D97

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

Preview Lab → · Contrast checker → · Palette generator →