#553FAB#553FAB

#553FAB is a mid, vivid violet. Relative luminance 0.084; OKLCH L 45.4% C 0.165 H 287.3°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#553FAB
RGB	rgb(85, 63, 171)
HSL	hsl(252, 46%, 46%)
HSV	hsv(252, 63%, 67%)
CMYK	cmyk(50.3%, 63.2%, 0%, 32.9%)
CIE-LAB	lab(34.85, 37.57, -54.92)
CIE-LCH	lch(34.85, 66.54, 304.37°)
OKLab	oklab(45.43% 0.049 -0.1573)
OKLCH	oklch(45.43% 0.165 287.3)
XYZ	xyz(12.8724, 8.4260, 39.4683)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.12

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553FAB #95AB3F

analogous

#3F5FAB #553FAB #8B3FAB

triadic

#553FAB #AB553F #3FAB55

tetradic

#553FAB #AB3F5F #95AB3F #3FAB8B

square

#553FAB #AB3F5F #95AB3F #3FAB8B

split-complementary

#553FAB #AB8B3F #5FAB3F

monochromatic

#291E52 #3F2F7E #553FAB #7662C5 #9D8FD6

Accessibility & contrast

On white

7.82

#553FAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#553FAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553FAB

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553FAB	#FFFFFF	#000000	##FFFFFF
##553FAB	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AE

Deuteranopia (green-blind)

#004FA9

Tritanopia (blue-blind)

#36596F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #553fab;
/* rgb */ color: rgb(85, 63, 171);
/* oklch */ color: oklch(45.4% 0.165 287.3);

Tailwind

colors: {
  custom: {
    50: '#8c75c5',
    500: '#553fab',
    950: '#000000',
  },
}

SCSS

$custom: #553fab;
$custom-light: #8c75c5;
$custom-dark: #000000;

JSON

{
  "hex": "#553fab",
  "rgb": {
    "r": 85,
    "g": 63,
    "b": 171
  },
  "hsl": {
    "h": 252.222,
    "s": 46.154,
    "l": 45.882
  },
  "oklch": {
    "l": 0.45431,
    "c": 0.16477,
    "h": 287.3
  },
  "luminance": 0.08427
}

Semantic roles & 50–950 ramp

primary

#553FAB

secondary

#B5C185

accent

#D652BB

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #553FAB

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

Preview Lab → · Contrast checker → · Palette generator →