#573FB9#573FB9

#573FB9 is a mid, vivid violet. Relative luminance 0.091; OKLCH L 46.8% C 0.183 H 286.0°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#573FB9
RGB	rgb(87, 63, 185)
HSL	hsl(252, 49%, 49%)
HSV	hsv(252, 66%, 73%)
CMYK	cmyk(53%, 65.9%, 0%, 27.5%)
CIE-LAB	lab(36.14, 42.17, -61.12)
CIE-LCH	lch(36.14, 74.26, 304.61°)
OKLab	oklab(46.76% 0.0503 -0.1755)
OKLCH	oklch(46.76% 0.183 286)
XYZ	xyz(14.4623, 9.0833, 46.8807)
Luminance	0.0908 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.75

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573FB9 #A1B93F

analogous

#3F64B9 #573FB9 #943FB9

triadic

#573FB9 #B9573F #3FB957

tetradic

#573FB9 #B93F64 #A1B93F #3FB994

square

#573FB9 #B93F64 #A1B93F #3FB994

split-complementary

#573FB9 #B9943F #64B93F

monochromatic

#2C205E #422F8B #573FB9 #7D69CC #A497DC

Accessibility & contrast

On white

7.46

#573FB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#573FB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573FB9

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573FB9	#FFFFFF	#000000	##FFFFFF
##573FB9	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BD

Deuteranopia (green-blind)

#0051B7

Tritanopia (blue-blind)

#305D76

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #573fb9;
/* rgb */ color: rgb(87, 63, 185);
/* oklch */ color: oklch(46.8% 0.183 286.0);

Tailwind

colors: {
  custom: {
    50: '#8f76cf',
    500: '#573fb9',
    950: '#000000',
  },
}

SCSS

$custom: #573fb9;
$custom-light: #8f76cf;
$custom-dark: #000000;

JSON

{
  "hex": "#573fb9",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 185
  },
  "hsl": {
    "h": 251.803,
    "s": 49.194,
    "l": 48.627
  },
  "oklch": {
    "l": 0.46757,
    "c": 0.18254,
    "h": 286
  },
  "luminance": 0.09084
}

Semantic roles & 50–950 ramp

primary

#573FB9

secondary

#BCC78D

accent

#D94FBE

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #573FB9

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

Preview Lab → · Contrast checker → · Palette generator →