#551870#551870

#551870 is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.4% C 0.146 H 313.0°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#551870
RGB	rgb(85, 24, 112)
HSL	hsl(282, 65%, 27%)
HSV	hsv(282, 79%, 44%)
CMYK	cmyk(24.1%, 78.6%, 0%, 56.1%)
CIE-LAB	lab(22.84, 42.13, -37.87)
CIE-LCH	lch(22.84, 56.64, 318.05°)
OKLab	oklab(35.37% 0.0997 -0.107)
OKLCH	oklch(35.37% 0.146 313)
XYZ	xyz(6.9971, 3.7546, 15.6822)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551870 #337018

analogous

#291870 #551870 #70185F

triadic

#551870 #705518 #187055

tetradic

#551870 #702918 #337018 #185F70

square

#551870 #702918 #337018 #185F70

split-complementary

#551870 #5F7018 #187029

monochromatic

#130519 #2F0D3E #551870 #7B23A2 #A130D3

Accessibility & contrast

On white

11.99

#551870 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#551870 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551870

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551870	#FFFFFF	#000000	##FFFFFF
##551870	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003372

Deuteranopia (green-blind)

#0E386E

Tritanopia (blue-blind)

#522C43

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551870;
/* rgb */ color: rgb(85, 24, 112);
/* oklch */ color: oklch(35.4% 0.146 313.0);

Tailwind

colors: {
  custom: {
    50: '#885c9a',
    500: '#551870',
    950: '#000000',
  },
}

SCSS

$custom: #551870;
$custom-light: #885c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#551870",
  "rgb": {
    "r": 85,
    "g": 24,
    "b": 112
  },
  "hsl": {
    "h": 281.591,
    "s": 64.706,
    "l": 26.667
  },
  "oklch": {
    "l": 0.35367,
    "c": 0.14625,
    "h": 313
  },
  "luminance": 0.03754
}

Semantic roles & 50–950 ramp

primary

#551870

secondary

#5EA53E

accent

#E84074

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #551870

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

Preview Lab → · Contrast checker → · Palette generator →