#551F88#551F88

#551F88 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.1% C 0.163 H 302.5°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#551F88
RGB	rgb(85, 31, 136)
HSL	hsl(271, 63%, 33%)
HSV	hsv(271, 77%, 53%)
CMYK	cmyk(37.5%, 77.2%, 0%, 46.7%)
CIE-LAB	lab(25.83, 44.86, -48.25)
CIE-LCH	lch(25.83, 65.88, 312.91°)
OKLab	oklab(38.08% 0.0877 -0.1376)
OKLCH	oklch(38.08% 0.163 302.5)
XYZ	xyz(8.6792, 4.6888, 23.7356)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551F88 #52881F

analogous

#201F88 #551F88 #881F86

triadic

#551F88 #88551F #1F8855

tetradic

#551F88 #88201F #52881F #1F8688

square

#551F88 #88201F #52881F #1F8688

split-complementary

#551F88 #86881F #1F8820

monochromatic

#170824 #361456 #551F88 #742ABA #934BD6

Accessibility & contrast

On white

10.84

#551F88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#551F88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551F88

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551F88	#FFFFFF	#000000	##FFFFFF
##551F88	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8B

Deuteranopia (green-blind)

#003D86

Tritanopia (blue-blind)

#4A3A52

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #551f88;
/* rgb */ color: rgb(85, 31, 136);
/* oklch */ color: oklch(38.1% 0.163 302.5);

Tailwind

colors: {
  custom: {
    50: '#8a61ac',
    500: '#551f88',
    950: '#000000',
  },
}

SCSS

$custom: #551f88;
$custom-light: #8a61ac;
$custom-dark: #000000;

JSON

{
  "hex": "#551f88",
  "rgb": {
    "r": 85,
    "g": 31,
    "b": 136
  },
  "hsl": {
    "h": 270.857,
    "s": 62.874,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38081,
    "c": 0.16319,
    "h": 302.5
  },
  "luminance": 0.04689
}

Semantic roles & 50–950 ramp

primary

#551F88

secondary

#80B94A

accent

#E64292

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551F88

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

Preview Lab → · Contrast checker → · Palette generator →