#551A86#551A86

#551A86 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.166 H 303.9°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#551A86
RGB	rgb(85, 26, 134)
HSL	hsl(273, 68%, 31%)
HSV	hsv(273, 81%, 53%)
CMYK	cmyk(36.6%, 80.6%, 0%, 47.5%)
CIE-LAB	lab(24.93, 46.47, -48.47)
CIE-LCH	lch(24.93, 67.15, 313.79°)
OKLab	oklab(37.39% 0.0928 -0.1382)
OKLCH	oklch(37.39% 0.166 303.9)
XYZ	xyz(8.4178, 4.3913, 22.9538)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.60

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551A86 #4B861A

analogous

#1F1A86 #551A86 #861A81

triadic

#551A86 #86551A #1A8655

tetradic

#551A86 #861F1A #4B861A #1A8186

square

#551A86 #861F1A #4B861A #1A8186

split-complementary

#551A86 #81861A #1A861F

monochromatic

#14061F #341053 #551A86 #7624B9 #9440DA

Accessibility & contrast

On white

11.18

#551A86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#551A86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A86

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551A86	#FFFFFF	#000000	##FFFFFF
##551A86	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A89

Deuteranopia (green-blind)

#003B84

Tritanopia (blue-blind)

#4B3750

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #551a86;
/* rgb */ color: rgb(85, 26, 134);
/* oklch */ color: oklch(37.4% 0.166 303.9);

Tailwind

colors: {
  custom: {
    50: '#8a5eaa',
    500: '#551a86',
    950: '#000000',
  },
}

SCSS

$custom: #551a86;
$custom-light: #8a5eaa;
$custom-dark: #000000;

JSON

{
  "hex": "#551a86",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 134
  },
  "hsl": {
    "h": 272.778,
    "s": 67.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37394,
    "c": 0.16646,
    "h": 303.9
  },
  "luminance": 0.04391
}

Semantic roles & 50–950 ramp

primary

#551A86

secondary

#78B942

accent

#EA3D8C

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551A86

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

Preview Lab → · Contrast checker → · Palette generator →