#551C90#551C90

#551C90 is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.5% C 0.175 H 300.3°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#551C90
RGB	rgb(85, 28, 144)
HSL	hsl(269, 67%, 34%)
HSV	hsv(269, 81%, 56%)
CMYK	cmyk(41%, 80.6%, 0%, 43.5%)
CIE-LAB	lab(26.08, 48.13, -52.81)
CIE-LCH	lch(26.08, 71.45, 312.34°)
OKLab	oklab(38.48% 0.0882 -0.151)
OKLCH	oklch(38.48% 0.175 300.3)
XYZ	xyz(9.1943, 4.7753, 26.8175)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551C90 #57901C

analogous

#1C1D90 #551C90 #8F1C90

triadic

#551C90 #90551C #1C9055

tetradic

#551C90 #901C1D #57901C #1C908F

square

#551C90 #901C1D #57901C #1C908F

split-complementary

#551C90 #908F1C #1D901C

monochromatic

#19082A #37125D #551C90 #7326C3 #924ADC

Accessibility & contrast

On white

10.74

#551C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#551C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551C90

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551C90	#FFFFFF	#000000	##FFFFFF
##551C90	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D93

Deuteranopia (green-blind)

#003D8E

Tritanopia (blue-blind)

#473C56

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #551c90;
/* rgb */ color: rgb(85, 28, 144);
/* oklch */ color: oklch(38.5% 0.175 300.3);

Tailwind

colors: {
  custom: {
    50: '#8b60b1',
    500: '#551c90',
    950: '#000000',
  },
}

SCSS

$custom: #551c90;
$custom-light: #8b60b1;
$custom-dark: #000000;

JSON

{
  "hex": "#551c90",
  "rgb": {
    "r": 85,
    "g": 28,
    "b": 144
  },
  "hsl": {
    "h": 269.483,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.38476,
    "c": 0.17485,
    "h": 300.3
  },
  "luminance": 0.04775
}

Semantic roles & 50–950 ramp

primary

#551C90

secondary

#85BE4A

accent

#EA3D95

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0D0511

muted

#7D7980

Preview Lab

Preview with #551C90

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

Preview Lab → · Contrast checker → · Palette generator →