#551E8B#551E8B

#551E8B is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.2% C 0.168 H 301.7°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#551E8B
RGB	rgb(85, 30, 139)
HSL	hsl(270, 64%, 33%)
HSV	hsv(270, 78%, 55%)
CMYK	cmyk(38.8%, 78.4%, 0%, 45.5%)
CIE-LAB	lab(25.93, 46.04, -49.95)
CIE-LCH	lch(25.93, 67.93, 312.67°)
OKLab	oklab(38.23% 0.0879 -0.1426)
OKLCH	oklch(38.23% 0.168 301.7)
XYZ	xyz(8.8697, 4.7239, 24.8656)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551E8B #548B1E

analogous

#1E1E8B #551E8B #8B1E8A

triadic

#551E8B #8B551E #1E8B55

tetradic

#551E8B #8B1E1E #548B1E #1E8A8B

square

#551E8B #8B1E1E #548B1E #1E8A8B

split-complementary

#551E8B #8A8B1E #1E8B1E

monochromatic

#170826 #361359 #551E8B #7429BD #924BD8

Accessibility & contrast

On white

10.80

#551E8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#551E8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551E8B

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551E8B	#FFFFFF	#000000	##FFFFFF
##551E8B	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8E

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#493B54

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #551e8b;
/* rgb */ color: rgb(85, 30, 139);
/* oklch */ color: oklch(38.2% 0.168 301.7);

Tailwind

colors: {
  custom: {
    50: '#8a60ae',
    500: '#551e8b',
    950: '#000000',
  },
}

SCSS

$custom: #551e8b;
$custom-light: #8a60ae;
$custom-dark: #000000;

JSON

{
  "hex": "#551e8b",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 139
  },
  "hsl": {
    "h": 270.275,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.38234,
    "c": 0.16751,
    "h": 301.7
  },
  "luminance": 0.04724
}

Semantic roles & 50–950 ramp

primary

#551E8B

secondary

#82BB4A

accent

#E74093

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551E8B

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

Preview Lab → · Contrast checker → · Palette generator →