#551F87#551F87

#551F87 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.0% C 0.162 H 302.9°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#551F87
RGB	rgb(85, 31, 135)
HSL	hsl(271, 63%, 33%)
HSV	hsv(271, 77%, 53%)
CMYK	cmyk(37%, 77%, 0%, 47.1%)
CIE-LAB	lab(25.74, 44.61, -47.76)
CIE-LCH	lch(25.74, 65.35, 313.05°)
OKLab	oklab(38% 0.088 -0.1362)
OKLCH	oklch(38% 0.162 302.9)
XYZ	xyz(8.6084, 4.6605, 23.3630)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551F87 #51871F

analogous

#211F87 #551F87 #871F85

triadic

#551F87 #87551F #1F8755

tetradic

#551F87 #87211F #51871F #1F8587

square

#551F87 #87211F #51871F #1F8587

split-complementary

#551F87 #85871F #1F8721

monochromatic

#160823 #361455 #551F87 #742AB9 #934BD6

Accessibility & contrast

On white

10.87

#551F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#551F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551F87

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551F87	#FFFFFF	#000000	##FFFFFF
##551F87	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8A

Deuteranopia (green-blind)

#003D85

Tritanopia (blue-blind)

#4B3952

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #551f87;
/* rgb */ color: rgb(85, 31, 135);
/* oklch */ color: oklch(38.0% 0.162 302.9);

Tailwind

colors: {
  custom: {
    50: '#8a61ab',
    500: '#551f87',
    950: '#000000',
  },
}

SCSS

$custom: #551f87;
$custom-light: #8a61ab;
$custom-dark: #000000;

JSON

{
  "hex": "#551f87",
  "rgb": {
    "r": 85,
    "g": 31,
    "b": 135
  },
  "hsl": {
    "h": 271.154,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37996,
    "c": 0.16211,
    "h": 302.9
  },
  "luminance": 0.04661
}

Semantic roles & 50–950 ramp

primary

#551F87

secondary

#7FB84A

accent

#E64291

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551F87

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

Preview Lab → · Contrast checker → · Palette generator →