#573AAC#573AAC

#573AAC is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.9% C 0.172 H 289.3°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#573AAC
RGB	rgb(87, 58, 172)
HSL	hsl(255, 50%, 45%)
HSV	hsv(255, 66%, 67%)
CMYK	cmyk(49.4%, 66.3%, 0%, 32.5%)
CIE-LAB	lab(34.05, 41.16, -56.83)
CIE-LCH	lch(34.05, 70.16, 305.91°)
OKLab	oklab(44.92% 0.0569 -0.1628)
OKLCH	oklch(44.92% 0.173 289.3)
XYZ	xyz(12.8878, 8.0304, 39.8927)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.07

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573AAC #8FAC3A

analogous

#3A56AC #573AAC #903AAC

triadic

#573AAC #AC573A #3AAC57

tetradic

#573AAC #AC3A56 #8FAC3A #3AAC90

square

#573AAC #AC3A56 #8FAC3A #3AAC90

split-complementary

#573AAC #AC903A #56AC3A

monochromatic

#291B50 #402B7E #573AAC #775BC8 #9D89D7

Accessibility & contrast

On white

8.06

#573AAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#573AAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573AAC

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573AAC	#FFFFFF	#000000	##FFFFFF
##573AAC	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B0

Deuteranopia (green-blind)

#004DAA

Tritanopia (blue-blind)

#3A566E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #573aac;
/* rgb */ color: rgb(87, 58, 172);
/* oklch */ color: oklch(44.9% 0.172 289.3);

Tailwind

colors: {
  custom: {
    50: '#8e72c6',
    500: '#573aac',
    950: '#000000',
  },
}

SCSS

$custom: #573aac;
$custom-light: #8e72c6;
$custom-dark: #000000;

JSON

{
  "hex": "#573aac",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 172
  },
  "hsl": {
    "h": 255.263,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.44916,
    "c": 0.1725,
    "h": 289.3
  },
  "luminance": 0.08031
}

Semantic roles & 50–950 ramp

primary

#573AAC

secondary

#B1C280

accent

#D94FB6

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573AAC

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

Preview Lab → · Contrast checker → · Palette generator →