#573DB1#573DB1

#573DB1 is a mid, vivid violet. Relative luminance 0.085; OKLCH L 45.8% C 0.175 H 287.7°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#573DB1
RGB	rgb(87, 61, 177)
HSL	hsl(253, 49%, 47%)
HSV	hsv(253, 66%, 69%)
CMYK	cmyk(50.8%, 65.5%, 0%, 30.6%)
CIE-LAB	lab(35.08, 40.92, -58.12)
CIE-LCH	lch(35.08, 71.08, 305.15°)
OKLab	oklab(45.79% 0.0532 -0.1667)
OKLCH	oklch(45.79% 0.175 287.7)
XYZ	xyz(13.5327, 8.5374, 42.5213)
Luminance	0.0854 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.17

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573DB1 #97B13D

analogous

#3D5DB1 #573DB1 #913DB1

triadic

#573DB1 #B1573D #3DB157

tetradic

#573DB1 #B13D5D #97B13D #3DB191

square

#573DB1 #B13D5D #97B13D #3DB191

split-complementary

#573DB1 #B1913D #5DB13D

monochromatic

#2A1E56 #412D83 #573DB1 #7962C9 #A090D9

Accessibility & contrast

On white

7.76

#573DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#573DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573DB1

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573DB1	#FFFFFF	#000000	##FFFFFF
##573DB1	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B5

Deuteranopia (green-blind)

#004FAF

Tritanopia (blue-blind)

#365971

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #573db1;
/* rgb */ color: rgb(87, 61, 177);
/* oklch */ color: oklch(45.8% 0.175 287.7);

Tailwind

colors: {
  custom: {
    50: '#8e74c9',
    500: '#573db1',
    950: '#000000',
  },
}

SCSS

$custom: #573db1;
$custom-light: #8e74c9;
$custom-dark: #000000;

JSON

{
  "hex": "#573db1",
  "rgb": {
    "r": 87,
    "g": 61,
    "b": 177
  },
  "hsl": {
    "h": 253.448,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.45786,
    "c": 0.17495,
    "h": 287.7
  },
  "luminance": 0.08538
}

Semantic roles & 50–950 ramp

primary

#573DB1

secondary

#B6C486

accent

#D850BA

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #573DB1

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

Preview Lab → · Contrast checker → · Palette generator →