#553DB9#553DB9

#553DB9 is a mid, vivid violet. Relative luminance 0.088; OKLCH L 46.3% C 0.185 H 285.5°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#553DB9
RGB	rgb(85, 61, 185)
HSL	hsl(252, 50%, 48%)
HSV	hsv(252, 67%, 73%)
CMYK	cmyk(54.1%, 67%, 0%, 27.5%)
CIE-LAB	lab(35.54, 42.97, -62.11)
CIE-LCH	lch(35.54, 75.53, 304.67°)
OKLab	oklab(46.28% 0.0494 -0.1784)
OKLCH	oklch(46.28% 0.185 285.5)
XYZ	xyz(14.1694, 8.7708, 46.8358)
Luminance	0.0877 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553DB9 #A1B93D

analogous

#3D63B9 #553DB9 #933DB9

triadic

#553DB9 #B9553D #3DB955

tetradic

#553DB9 #B93D63 #A1B93D #3DB993

square

#553DB9 #B93D63 #A1B93D #3DB993

split-complementary

#553DB9 #B9933D #63B93D

monochromatic

#2B1F5D #402E8B #553DB9 #7A66CD #A295DC

Accessibility & contrast

On white

7.62

#553DB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#553DB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553DB9

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553DB9	#FFFFFF	#000000	##FFFFFF
##553DB9	1.00	7.62	2.75	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BD

Deuteranopia (green-blind)

#0050B7

Tritanopia (blue-blind)

#2B5C76

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #553db9;
/* rgb */ color: rgb(85, 61, 185);
/* oklch */ color: oklch(46.3% 0.185 285.5);

Tailwind

colors: {
  custom: {
    50: '#8e74cf',
    500: '#553db9',
    950: '#000000',
  },
}

SCSS

$custom: #553db9;
$custom-light: #8e74cf;
$custom-dark: #000000;

JSON

{
  "hex": "#553db9",
  "rgb": {
    "r": 85,
    "g": 61,
    "b": 185
  },
  "hsl": {
    "h": 251.613,
    "s": 50.407,
    "l": 48.235
  },
  "oklch": {
    "l": 0.46276,
    "c": 0.18517,
    "h": 285.5
  },
  "luminance": 0.08772
}

Semantic roles & 50–950 ramp

primary

#553DB9

secondary

#BCC78B

accent

#DA4EBF

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #553DB9

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

Preview Lab → · Contrast checker → · Palette generator →