#573BCB#573BCB

#573BCB is a mid, highly saturated violet. Relative luminance 0.095; OKLCH L 47.7% C 0.209 H 284.1°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#573BCB
RGB	rgb(87, 59, 203)
HSL	hsl(252, 58%, 51%)
HSV	hsv(252, 71%, 80%)
CMYK	cmyk(57.1%, 70.9%, 0%, 20.4%)
CIE-LAB	lab(36.86, 49.76, -70.47)
CIE-LCH	lch(36.86, 86.27, 305.23°)
OKLab	oklab(47.74% 0.0509 -0.2029)
OKLCH	oklch(47.74% 0.209 284.1)
XYZ	xyz(16.2706, 9.4650, 57.4579)
Luminance	0.0947 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blurple

#5539CC

ΔE00 0.52

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573BCB #AFCB3B

analogous

#3B67CB #573BCB #9F3BCB

triadic

#573BCB #CB573B #3BCB57

tetradic

#573BCB #CB3B67 #AFCB3B #3BCB9F

square

#573BCB #CB3B67 #AFCB3B #3BCB9F

split-complementary

#573BCB #CB9F3B #67CB3B

monochromatic

#2D1D6E #412A9F #573BCB #806BD8 #AA9CE5

Accessibility & contrast

On white

7.26

#573BCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#573BCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573BCB

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573BCB	#FFFFFF	#000000	##FFFFFF
##573BCB	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCF

Deuteranopia (green-blind)

#0052C8

Tritanopia (blue-blind)

#19627F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #573bcb;
/* rgb */ color: rgb(87, 59, 203);
/* oklch */ color: oklch(47.7% 0.209 284.1);

Tailwind

colors: {
  custom: {
    50: '#9274dc',
    500: '#573bcb',
    950: '#000000',
  },
}

SCSS

$custom: #573bcb;
$custom-light: #9274dc;
$custom-dark: #000000;

JSON

{
  "hex": "#573bcb",
  "rgb": {
    "r": 87,
    "g": 59,
    "b": 203
  },
  "hsl": {
    "h": 251.667,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.47744,
    "c": 0.20918,
    "h": 284.1
  },
  "luminance": 0.09466
}

Semantic roles & 50–950 ramp

primary

#573BCB

secondary

#C4D191

accent

#E147C3

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #573BCB

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

Preview Lab → · Contrast checker → · Palette generator →