#551F84#551F84

#551F84 is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.7% C 0.159 H 303.9°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#551F84
RGB	rgb(85, 31, 132)
HSL	hsl(272, 62%, 32%)
HSV	hsv(272, 77%, 52%)
CMYK	cmyk(35.6%, 76.5%, 0%, 48.2%)
CIE-LAB	lab(25.49, 43.86, -46.29)
CIE-LCH	lch(25.49, 63.77, 313.46°)
OKLab	oklab(37.74% 0.0887 -0.1318)
OKLCH	oklch(37.74% 0.159 303.9)
XYZ	xyz(8.4002, 4.5772, 22.2663)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.40

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551F84 #4E841F

analogous

#231F84 #551F84 #841F81

triadic

#551F84 #84551F #1F8455

tetradic

#551F84 #84231F #4E841F #1F8184

square

#551F84 #84231F #4E841F #1F8184

split-complementary

#551F84 #81841F #1F8423

monochromatic

#150821 #351352 #551F84 #752BB6 #9449D4

Accessibility & contrast

On white

10.96

#551F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#551F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551F84

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551F84	#FFFFFF	#000000	##FFFFFF
##551F84	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B87

Deuteranopia (green-blind)

#003C82

Tritanopia (blue-blind)

#4C3850

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #551f84;
/* rgb */ color: rgb(85, 31, 132);
/* oklch */ color: oklch(37.7% 0.159 303.9);

Tailwind

colors: {
  custom: {
    50: '#8a60a9',
    500: '#551f84',
    950: '#000000',
  },
}

SCSS

$custom: #551f84;
$custom-light: #8a60a9;
$custom-dark: #000000;

JSON

{
  "hex": "#551f84",
  "rgb": {
    "r": 85,
    "g": 31,
    "b": 132
  },
  "hsl": {
    "h": 272.079,
    "s": 61.963,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37741,
    "c": 0.15888,
    "h": 303.9
  },
  "luminance": 0.04577
}

Semantic roles & 50–950 ramp

primary

#551F84

secondary

#7CB748

accent

#E5438E

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551F84

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

Preview Lab → · Contrast checker → · Palette generator →