#553C8A#553C8A

#553C8A is a dark, vivid violet. Relative luminance 0.070; OKLCH L 42.4% C 0.125 H 295.4°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#553C8A
RGB	rgb(85, 60, 138)
HSL	hsl(259, 39%, 39%)
HSV	hsv(259, 57%, 54%)
CMYK	cmyk(38.4%, 56.5%, 0%, 45.9%)
CIE-LAB	lab(31.80, 29.59, -39.83)
CIE-LCH	lch(31.80, 49.62, 306.61°)
OKLab	oklab(42.44% 0.0535 -0.113)
OKLCH	oklch(42.44% 0.125 295.4)
XYZ	xyz(9.9484, 6.9978, 24.8664)
Luminance	0.0700 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553C8A #718A3C

analogous

#3C4A8A #553C8A #7C3C8A

triadic

#553C8A #8A553C #3C8A55

tetradic

#553C8A #8A3C4A #718A3C #3C8A7C

square

#553C8A #8A3C4A #718A3C #3C8A7C

split-complementary

#553C8A #8A7C3C #4A8A3C

monochromatic

#201735 #3B295F #553C8A #7050B3 #937BC6

Accessibility & contrast

On white

8.75

#553C8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#553C8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553C8A

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553C8A	#FFFFFF	#000000	##FFFFFF
##553C8A	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184B8D

Deuteranopia (green-blind)

#204A88

Tritanopia (blue-blind)

#484C5D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #553c8a;
/* rgb */ color: rgb(85, 60, 138);
/* oklch */ color: oklch(42.4% 0.125 295.4);

Tailwind

colors: {
  custom: {
    50: '#8872ad',
    500: '#553c8a',
    950: '#000000',
  },
}

SCSS

$custom: #553c8a;
$custom-light: #8872ad;
$custom-dark: #000000;

JSON

{
  "hex": "#553c8a",
  "rgb": {
    "r": 85,
    "g": 60,
    "b": 138
  },
  "hsl": {
    "h": 259.231,
    "s": 39.394,
    "l": 38.824
  },
  "oklch": {
    "l": 0.42443,
    "c": 0.125,
    "h": 295.4
  },
  "luminance": 0.06998
}

Semantic roles & 50–950 ramp

primary

#553C8A

secondary

#9CAF73

accent

#CF59A9

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #553C8A

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

Preview Lab → · Contrast checker → · Palette generator →