#553FBB#553FBB

#553FBB is a mid, vivid violet. Relative luminance 0.091; OKLCH L 46.7% C 0.185 H 284.8°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#553FBB
RGB	rgb(85, 63, 187)
HSL	hsl(251, 50%, 49%)
HSV	hsv(251, 66%, 73%)
CMYK	cmyk(54.5%, 66.3%, 0%, 26.7%)
CIE-LAB	lab(36.13, 42.43, -62.34)
CIE-LCH	lch(36.13, 75.41, 304.24°)
OKLab	oklab(46.75% 0.0473 -0.1791)
OKLCH	oklch(46.75% 0.185 284.8)
XYZ	xyz(14.4907, 9.0733, 47.9918)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.61

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553FBB #A5BB3F

analogous

#3F67BB #553FBB #933FBB

triadic

#553FBB #BB553F #3FBB55

tetradic

#553FBB #BB3F67 #A5BB3F #3FBB93

square

#553FBB #BB3F67 #A5BB3F #3FBB93

split-complementary

#553FBB #BB933F #67BB3F

monochromatic

#2B205F #40308D #553FBB #7C6ACD #A498DC

Accessibility & contrast

On white

7.46

#553FBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#553FBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553FBB

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553FBB	#FFFFFF	#000000	##FFFFFF
##553FBB	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BF

Deuteranopia (green-blind)

#0051B9

Tritanopia (blue-blind)

#285E77

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #553fbb;
/* rgb */ color: rgb(85, 63, 187);
/* oklch */ color: oklch(46.7% 0.185 284.8);

Tailwind

colors: {
  custom: {
    50: '#8f76d0',
    500: '#553fbb',
    950: '#000000',
  },
}

SCSS

$custom: #553fbb;
$custom-light: #8f76d0;
$custom-dark: #000000;

JSON

{
  "hex": "#553fbb",
  "rgb": {
    "r": 85,
    "g": 63,
    "b": 187
  },
  "hsl": {
    "h": 250.645,
    "s": 49.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46749,
    "c": 0.18524,
    "h": 284.8
  },
  "luminance": 0.09074
}

Semantic roles & 50–950 ramp

primary

#553FBB

secondary

#BEC88E

accent

#D94FC1

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #553FBB

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

Preview Lab → · Contrast checker → · Palette generator →