#573CAB#573CAB

#573CAB is a mid, vivid violet. Relative luminance 0.082; OKLCH L 45.1% C 0.169 H 289.0°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#573CAB
RGB	rgb(87, 60, 171)
HSL	hsl(255, 48%, 45%)
HSV	hsv(255, 65%, 67%)
CMYK	cmyk(49.1%, 64.9%, 0%, 32.9%)
CIE-LAB	lab(34.39, 39.72, -55.67)
CIE-LCH	lch(34.39, 68.38, 305.51°)
OKLab	oklab(45.14% 0.0549 -0.1594)
OKLCH	oklch(45.14% 0.169 289)
XYZ	xyz(12.8949, 8.1977, 39.4231)
Luminance	0.0820 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.79

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573CAB #90AB3C

analogous

#3C58AB #573CAB #8F3CAB

triadic

#573CAB #AB573C #3CAB57

tetradic

#573CAB #AB3C58 #90AB3C #3CAB8F

square

#573CAB #AB3C58 #90AB3C #3CAB8F

split-complementary

#573CAB #AB8F3C #58AB3C

monochromatic

#291C50 #402C7E #573CAB #775EC6 #9D8BD6

Accessibility & contrast

On white

7.96

#573CAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#573CAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573CAB

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573CAB	#FFFFFF	#000000	##FFFFFF
##573CAB	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AE

Deuteranopia (green-blind)

#004EA9

Tritanopia (blue-blind)

#3B576E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #573cab;
/* rgb */ color: rgb(87, 60, 171);
/* oklch */ color: oklch(45.1% 0.169 289.0);

Tailwind

colors: {
  custom: {
    50: '#8e73c5',
    500: '#573cab',
    950: '#000000',
  },
}

SCSS

$custom: #573cab;
$custom-light: #8e73c5;
$custom-dark: #000000;

JSON

{
  "hex": "#573cab",
  "rgb": {
    "r": 87,
    "g": 60,
    "b": 171
  },
  "hsl": {
    "h": 254.595,
    "s": 48.052,
    "l": 45.294
  },
  "oklch": {
    "l": 0.45141,
    "c": 0.16864,
    "h": 289
  },
  "luminance": 0.08198
}

Semantic roles & 50–950 ramp

primary

#573CAB

secondary

#B2C182

accent

#D850B7

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573CAB

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

Preview Lab → · Contrast checker → · Palette generator →