#551970#551970

#551970 is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.5% C 0.145 H 312.8°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#551970
RGB	rgb(85, 25, 112)
HSL	hsl(281, 64%, 27%)
HSV	hsv(281, 78%, 44%)
CMYK	cmyk(24.1%, 77.7%, 0%, 56.1%)
CIE-LAB	lab(22.99, 41.71, -37.63)
CIE-LCH	lch(22.99, 56.18, 317.94°)
OKLab	oklab(35.47% 0.0987 -0.1064)
OKLCH	oklch(35.47% 0.145 312.8)
XYZ	xyz(7.0180, 3.7966, 15.6892)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551970 #347019

analogous

#291970 #551970 #701960

triadic

#551970 #705519 #197055

tetradic

#551970 #702919 #347019 #196070

square

#551970 #702919 #347019 #196070

split-complementary

#551970 #607019 #197029

monochromatic

#130619 #2F0E3E #551970 #7B24A2 #A032D1

Accessibility & contrast

On white

11.94

#551970 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#551970 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551970

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551970	#FFFFFF	#000000	##FFFFFF
##551970	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003472

Deuteranopia (green-blind)

#0F386E

Tritanopia (blue-blind)

#522D43

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #551970;
/* rgb */ color: rgb(85, 25, 112);
/* oklch */ color: oklch(35.5% 0.145 312.8);

Tailwind

colors: {
  custom: {
    50: '#885d9a',
    500: '#551970',
    950: '#000000',
  },
}

SCSS

$custom: #551970;
$custom-light: #885d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#551970",
  "rgb": {
    "r": 85,
    "g": 25,
    "b": 112
  },
  "hsl": {
    "h": 281.379,
    "s": 63.504,
    "l": 26.863
  },
  "oklch": {
    "l": 0.35469,
    "c": 0.14507,
    "h": 312.8
  },
  "luminance": 0.03796
}

Semantic roles & 50–950 ramp

primary

#551970

secondary

#5FA540

accent

#E74175

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #551970

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

Preview Lab → · Contrast checker → · Palette generator →