#553AAA#553AAA

#553AAA is a dark, vivid violet. Relative luminance 0.079; OKLCH L 44.6% C 0.170 H 288.6°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#553AAA
RGB	rgb(85, 58, 170)
HSL	hsl(254, 49%, 45%)
HSV	hsv(254, 66%, 67%)
CMYK	cmyk(50%, 65.9%, 0%, 33.3%)
CIE-LAB	lab(33.69, 40.19, -56.22)
CIE-LCH	lch(33.69, 69.11, 305.56°)
OKLab	oklab(44.56% 0.0543 -0.1611)
OKLCH	oklch(44.56% 0.17 288.6)
XYZ	xyz(12.5130, 7.8591, 38.8801)
Luminance	0.0786 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.05

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553AAA #8FAA3A

analogous

#3A57AA #553AAA #8D3AAA

triadic

#553AAA #AA553A #3AAA55

tetradic

#553AAA #AA3A57 #8FAA3A #3AAA8D

square

#553AAA #AA3A57 #8FAA3A #3AAA8D

split-complementary

#553AAA #AA8D3A #57AA3A

monochromatic

#271B4F #3E2A7C #553AAA #755AC7 #9B88D6

Accessibility & contrast

On white

8.16

#553AAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#553AAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553AAA

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553AAA	#FFFFFF	#000000	##FFFFFF
##553AAA	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AD

Deuteranopia (green-blind)

#004CA8

Tritanopia (blue-blind)

#38556D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #553aaa;
/* rgb */ color: rgb(85, 58, 170);
/* oklch */ color: oklch(44.6% 0.170 288.6);

Tailwind

colors: {
  custom: {
    50: '#8c72c4',
    500: '#553aaa',
    950: '#000000',
  },
}

SCSS

$custom: #553aaa;
$custom-light: #8c72c4;
$custom-dark: #000000;

JSON

{
  "hex": "#553aaa",
  "rgb": {
    "r": 85,
    "g": 58,
    "b": 170
  },
  "hsl": {
    "h": 254.464,
    "s": 49.123,
    "l": 44.706
  },
  "oklch": {
    "l": 0.4456,
    "c": 0.17005,
    "h": 288.6
  },
  "luminance": 0.0786
}

Semantic roles & 50–950 ramp

primary

#553AAA

secondary

#B1C17F

accent

#D94FB8

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #553AAA

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

Preview Lab → · Contrast checker → · Palette generator →