#573BA8#573BA8

#573BA8 is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.7% C 0.166 H 289.8°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#573BA8
RGB	rgb(87, 59, 168)
HSL	hsl(255, 48%, 45%)
HSV	hsv(255, 65%, 66%)
CMYK	cmyk(48.2%, 64.9%, 0%, 34.1%)
CIE-LAB	lab(33.94, 39.41, -54.60)
CIE-LCH	lch(33.94, 67.34, 305.82°)
OKLab	oklab(44.74% 0.0563 -0.1563)
OKLCH	oklch(44.74% 0.166 289.8)
XYZ	xyz(12.5603, 7.9808, 37.9168)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.26

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573BA8 #8CA83B

analogous

#3B55A8 #573BA8 #8E3BA8

triadic

#573BA8 #A8573B #3BA857

tetradic

#573BA8 #A83B55 #8CA83B #3BA88E

square

#573BA8 #A83B55 #8CA83B #3BA88E

split-complementary

#573BA8 #A88E3B #55A83B

monochromatic

#281B4D #402B7B #573BA8 #765BC5 #9C88D5

Accessibility & contrast

On white

8.09

#573BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#573BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573BA8

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573BA8	#FFFFFF	#000000	##FFFFFF
##573BA8	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AB

Deuteranopia (green-blind)

#004DA6

Tritanopia (blue-blind)

#3D556C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #573ba8;
/* rgb */ color: rgb(87, 59, 168);
/* oklch */ color: oklch(44.7% 0.166 289.8);

Tailwind

colors: {
  custom: {
    50: '#8d72c3',
    500: '#573ba8',
    950: '#000000',
  },
}

SCSS

$custom: #573ba8;
$custom-light: #8d72c3;
$custom-dark: #000000;

JSON

{
  "hex": "#573ba8",
  "rgb": {
    "r": 87,
    "g": 59,
    "b": 168
  },
  "hsl": {
    "h": 255.413,
    "s": 48.018,
    "l": 44.51
  },
  "oklch": {
    "l": 0.44743,
    "c": 0.16614,
    "h": 289.8
  },
  "luminance": 0.07981
}

Semantic roles & 50–950 ramp

primary

#573BA8

secondary

#AFC07F

accent

#D850B5

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0812

muted

#7E7B81

Preview Lab

Preview with #573BA8

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

Preview Lab → · Contrast checker → · Palette generator →