#551E83#551E83

#551E83 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.5% C 0.159 H 304.4°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#551E83
RGB	rgb(85, 30, 131)
HSL	hsl(273, 63%, 32%)
HSV	hsv(273, 77%, 51%)
CMYK	cmyk(35.1%, 77.1%, 0%, 48.6%)
CIE-LAB	lab(25.26, 44.06, -46.05)
CIE-LCH	lch(25.26, 63.73, 313.73°)
OKLab	oklab(37.55% 0.0899 -0.1311)
OKLCH	oklch(37.55% 0.159 304.4)
XYZ	xyz(8.3064, 4.4986, 21.8990)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.26

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551E83 #4C831E

analogous

#221E83 #551E83 #831E7F

triadic

#551E83 #83551E #1E8355

tetradic

#551E83 #83221E #4C831E #1E7F83

square

#551E83 #83221E #4C831E #1E7F83

split-complementary

#551E83 #7F831E #1E8322

monochromatic

#14071F #351351 #551E83 #7529B5 #9447D5

Accessibility & contrast

On white

11.05

#551E83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#551E83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551E83

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551E83	#FFFFFF	#000000	##FFFFFF
##551E83	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B86

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#4C374F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #551e83;
/* rgb */ color: rgb(85, 30, 131);
/* oklch */ color: oklch(37.5% 0.159 304.4);

Tailwind

colors: {
  custom: {
    50: '#8a60a8',
    500: '#551e83',
    950: '#000000',
  },
}

SCSS

$custom: #551e83;
$custom-light: #8a60a8;
$custom-dark: #000000;

JSON

{
  "hex": "#551e83",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 131
  },
  "hsl": {
    "h": 272.673,
    "s": 62.733,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37547,
    "c": 0.15897,
    "h": 304.4
  },
  "luminance": 0.04499
}

Semantic roles & 50–950 ramp

primary

#551E83

secondary

#79B647

accent

#E6428D

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551E83

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

Preview Lab → · Contrast checker → · Palette generator →