#551D94#551D94

#551D94 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.9% C 0.178 H 298.9°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#551D94
RGB	rgb(85, 29, 148)
HSL	hsl(268, 67%, 35%)
HSV	hsv(268, 80%, 58%)
CMYK	cmyk(42.6%, 80.4%, 0%, 42%)
CIE-LAB	lab(26.59, 48.72, -54.46)
CIE-LCH	lch(26.59, 73.07, 311.82°)
OKLab	oklab(38.94% 0.0862 -0.1558)
OKLCH	oklch(38.94% 0.178 298.9)
XYZ	xyz(9.5296, 4.9480, 28.4642)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551D94 #5C941D

analogous

#1D2194 #551D94 #911D94

triadic

#551D94 #94551D #1D9455

tetradic

#551D94 #941D21 #5C941D #1D9491

square

#551D94 #941D21 #5C941D #1D9491

split-complementary

#551D94 #94911D #21941D

monochromatic

#1A092E #381361 #551D94 #7227C7 #924FDC

Accessibility & contrast

On white

10.55

#551D94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#551D94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551D94

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551D94	#FFFFFF	#000000	##FFFFFF
##551D94	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F97

Deuteranopia (green-blind)

#003E92

Tritanopia (blue-blind)

#453E59

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #551d94;
/* rgb */ color: rgb(85, 29, 148);
/* oklch */ color: oklch(38.9% 0.178 298.9);

Tailwind

colors: {
  custom: {
    50: '#8c60b4',
    500: '#551d94',
    950: '#000000',
  },
}

SCSS

$custom: #551d94;
$custom-light: #8c60b4;
$custom-dark: #000000;

JSON

{
  "hex": "#551d94",
  "rgb": {
    "r": 85,
    "g": 29,
    "b": 148
  },
  "hsl": {
    "h": 268.235,
    "s": 67.232,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38936,
    "c": 0.17807,
    "h": 298.9
  },
  "luminance": 0.04948
}

Semantic roles & 50–950 ramp

primary

#551D94

secondary

#8ABF4E

accent

#EA3E99

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #551D94

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

Preview Lab → · Contrast checker → · Palette generator →