#553DBB#553DBB

#553DBB is a mid, vivid violet. Relative luminance 0.089; OKLCH L 46.4% C 0.188 H 285.2°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#553DBB
RGB	rgb(85, 61, 187)
HSL	hsl(251, 51%, 49%)
HSV	hsv(251, 67%, 73%)
CMYK	cmyk(54.5%, 67.4%, 0%, 26.7%)
CIE-LAB	lab(35.71, 43.57, -63.02)
CIE-LCH	lch(35.71, 76.62, 304.66°)
OKLab	oklab(46.45% 0.0492 -0.1811)
OKLCH	oklch(46.45% 0.188 285.2)
XYZ	xyz(14.3820, 8.8558, 47.9556)
Luminance	0.0886 (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

#553DBB #A3BB3D

analogous

#3D64BB #553DBB #943DBB

triadic

#553DBB #BB553D #3DBB55

tetradic

#553DBB #BB3D64 #A3BB3D #3DBB94

square

#553DBB #BB3D64 #A3BB3D #3DBB94

split-complementary

#553DBB #BB943D #64BB3D

monochromatic

#2B1F5F #402E8D #553DBB #7B68CE #A396DD

Accessibility & contrast

On white

7.58

#553DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#553DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553DBB

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553DBB	#FFFFFF	#000000	##FFFFFF
##553DBB	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#0050B9

Tritanopia (blue-blind)

#285D77

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #553dbb;
/* rgb */ color: rgb(85, 61, 187);
/* oklch */ color: oklch(46.4% 0.188 285.2);

Tailwind

colors: {
  custom: {
    50: '#8f74d0',
    500: '#553dbb',
    950: '#000000',
  },
}

SCSS

$custom: #553dbb;
$custom-light: #8f74d0;
$custom-dark: #000000;

JSON

{
  "hex": "#553dbb",
  "rgb": {
    "r": 85,
    "g": 61,
    "b": 187
  },
  "hsl": {
    "h": 251.429,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.46447,
    "c": 0.18767,
    "h": 285.2
  },
  "luminance": 0.08857
}

Semantic roles & 50–950 ramp

primary

#553DBB

secondary

#BDC88C

accent

#DA4EBF

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #553DBB

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

Preview Lab → · Contrast checker → · Palette generator →