#551A8E#551A8E

#551A8E is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.1% C 0.175 H 301.2°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#551A8E
RGB	rgb(85, 26, 142)
HSL	hsl(271, 69%, 33%)
HSV	hsv(271, 82%, 56%)
CMYK	cmyk(40.1%, 81.7%, 0%, 44.3%)
CIE-LAB	lab(25.63, 48.42, -52.31)
CIE-LCH	lch(25.63, 71.28, 312.79°)
OKLab	oklab(38.11% 0.0904 -0.1495)
OKLCH	oklch(38.11% 0.175 301.2)
XYZ	xyz(8.9970, 4.6230, 26.0043)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551A8E #538E1A

analogous

#1B1A8E #551A8E #8E1A8D

triadic

#551A8E #8E551A #1A8E55

tetradic

#551A8E #8E1B1A #538E1A #1A8D8E

square

#551A8E #8E1B1A #538E1A #1A8D8E

split-complementary

#551A8E #8D8E1A #1A8E1B

monochromatic

#170727 #36115A #551A8E #7423C2 #9345DD

Accessibility & contrast

On white

10.91

#551A8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#551A8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A8E

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551A8E	#FFFFFF	#000000	##FFFFFF
##551A8E	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C91

Deuteranopia (green-blind)

#003C8C

Tritanopia (blue-blind)

#483A55

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #551a8e;
/* rgb */ color: rgb(85, 26, 142);
/* oklch */ color: oklch(38.1% 0.175 301.2);

Tailwind

colors: {
  custom: {
    50: '#8b5fb0',
    500: '#551a8e',
    950: '#000000',
  },
}

SCSS

$custom: #551a8e;
$custom-light: #8b5fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#551a8e",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 142
  },
  "hsl": {
    "h": 270.517,
    "s": 69.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38106,
    "c": 0.17469,
    "h": 301.2
  },
  "luminance": 0.04623
}

Semantic roles & 50–950 ramp

primary

#551A8E

secondary

#81BE45

accent

#EC3C92

background

#F8F5FA

surface

#F0EAF5

border

#CBC6CF

text

#0D0511

muted

#7D7980

Preview Lab

Preview with #551A8E

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

Preview Lab → · Contrast checker → · Palette generator →