#551E90#551E90

#551E90 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.7% C 0.173 H 300.0°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#551E90
RGB	rgb(85, 30, 144)
HSL	hsl(269, 66%, 34%)
HSV	hsv(269, 79%, 56%)
CMYK	cmyk(41%, 79.2%, 0%, 43.5%)
CIE-LAB	lab(26.37, 47.30, -52.34)
CIE-LCH	lch(26.37, 70.54, 312.10°)
OKLab	oklab(38.68% 0.0865 -0.1496)
OKLCH	oklch(38.68% 0.173 300)
XYZ	xyz(9.2434, 4.8734, 26.8338)
Luminance	0.0487 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551E90 #59901E

analogous

#1E2090 #551E90 #8E1E90

triadic

#551E90 #90551E #1E9055

tetradic

#551E90 #901E20 #59901E #1E908E

square

#551E90 #901E20 #59901E #1E908E

split-complementary

#551E90 #908E1E #20901E

monochromatic

#19092B #37135D #551E90 #7329C3 #924EDA

Accessibility & contrast

On white

10.64

#551E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#551E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551E90

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551E90	#FFFFFF	#000000	##FFFFFF
##551E90	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E93

Deuteranopia (green-blind)

#003D8E

Tritanopia (blue-blind)

#473D56

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #551e90;
/* rgb */ color: rgb(85, 30, 144);
/* oklch */ color: oklch(38.7% 0.173 300.0);

Tailwind

colors: {
  custom: {
    50: '#8b61b1',
    500: '#551e90',
    950: '#000000',
  },
}

SCSS

$custom: #551e90;
$custom-light: #8b61b1;
$custom-dark: #000000;

JSON

{
  "hex": "#551e90",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 144
  },
  "hsl": {
    "h": 268.947,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38676,
    "c": 0.17283,
    "h": 300
  },
  "luminance": 0.04873
}

Semantic roles & 50–950 ramp

primary

#551E90

secondary

#87BD4D

accent

#E83F97

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0D0511

muted

#7D7980

Preview Lab

Preview with #551E90

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

Preview Lab → · Contrast checker → · Palette generator →