#553CBB#553CBB

#553CBB is a mid, vivid violet. Relative luminance 0.088; OKLCH L 46.3% C 0.189 H 285.4°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#553CBB
RGB	rgb(85, 60, 187)
HSL	hsl(252, 51%, 48%)
HSV	hsv(252, 68%, 73%)
CMYK	cmyk(54.5%, 67.9%, 0%, 26.7%)
CIE-LAB	lab(35.50, 44.13, -63.36)
CIE-LCH	lch(35.50, 77.22, 304.86°)
OKLab	oklab(46.3% 0.0501 -0.1821)
OKLCH	oklch(46.3% 0.189 285.4)
XYZ	xyz(14.3291, 8.7501, 47.9380)
Luminance	0.0875 (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

#553CBB #A2BB3C

analogous

#3C62BB #553CBB #943CBB

triadic

#553CBB #BB553C #3CBB55

tetradic

#553CBB #BB3C62 #A2BB3C #3CBB94

square

#553CBB #BB3C62 #A2BB3C #3CBB94

split-complementary

#553CBB #BB943C #62BB3C

monochromatic

#2B1E5E #402D8D #553CBB #7B66CE #A395DD

Accessibility & contrast

On white

7.64

#553CBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#553CBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553CBB

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553CBB	#FFFFFF	#000000	##FFFFFF
##553CBB	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#0050B9

Tritanopia (blue-blind)

#295D76

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #553cbb;
/* rgb */ color: rgb(85, 60, 187);
/* oklch */ color: oklch(46.3% 0.189 285.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#553cbb",
  "rgb": {
    "r": 85,
    "g": 60,
    "b": 187
  },
  "hsl": {
    "h": 251.811,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.46298,
    "c": 0.18887,
    "h": 285.4
  },
  "luminance": 0.08751
}

Semantic roles & 50–950 ramp

primary

#553CBB

secondary

#BCC88B

accent

#DB4DBF

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #553CBB

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

Preview Lab → · Contrast checker → · Palette generator →