#551F76#551F76

#551F76 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.6% C 0.144 H 309.4°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#551F76
RGB	rgb(85, 31, 118)
HSL	hsl(277, 58%, 29%)
HSV	hsv(277, 74%, 46%)
CMYK	cmyk(28%, 73.7%, 0%, 53.7%)
CIE-LAB	lab(24.38, 40.44, -39.23)
CIE-LCH	lch(24.38, 56.34, 315.88°)
OKLab	oklab(36.6% 0.0913 -0.1111)
OKLCH	oklch(36.6% 0.144 309.4)
XYZ	xyz(7.5057, 4.2194, 17.5551)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551F76 #40761F

analogous

#2A1F76 #551F76 #761F6C

triadic

#551F76 #76551F #1F7655

tetradic

#551F76 #762A1F #40761F #1F6C76

square

#551F76 #762A1F #40761F #1F6C76

split-complementary

#551F76 #6C761F #1F762A

monochromatic

#110618 #321246 #551F76 #782CA6 #9942CD

Accessibility & contrast

On white

11.39

#551F76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#551F76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551F76

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551F76	#FFFFFF	#000000	##FFFFFF
##551F76	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003879

Deuteranopia (green-blind)

#0D3B74

Tritanopia (blue-blind)

#503248

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #551f76;
/* rgb */ color: rgb(85, 31, 118);
/* oklch */ color: oklch(36.6% 0.144 309.4);

Tailwind

colors: {
  custom: {
    50: '#88609e',
    500: '#551f76',
    950: '#000000',
  },
}

SCSS

$custom: #551f76;
$custom-light: #88609e;
$custom-dark: #000000;

JSON

{
  "hex": "#551f76",
  "rgb": {
    "r": 85,
    "g": 31,
    "b": 118
  },
  "hsl": {
    "h": 277.241,
    "s": 58.389,
    "l": 29.216
  },
  "oklch": {
    "l": 0.36605,
    "c": 0.14376,
    "h": 309.4
  },
  "luminance": 0.04219
}

Semantic roles & 50–950 ramp

primary

#551F76

secondary

#6DAA47

accent

#E24681

background

#F8F5F9

surface

#F0EAF2

border

#CBC6CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #551F76

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

Preview Lab → · Contrast checker → · Palette generator →