#573EDB#573EDB

#573EDB is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 49.6% C 0.225 H 281.7°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#573EDB
RGB	rgb(87, 62, 219)
HSL	hsl(250, 69%, 55%)
HSV	hsv(250, 72%, 86%)
CMYK	cmyk(60.3%, 71.7%, 0%, 14.1%)
CIE-LAB	lab(38.87, 52.91, -76.41)
CIE-LCH	lch(38.87, 92.94, 304.70°)
OKLab	oklab(49.61% 0.0455 -0.2203)
OKLCH	oklch(49.61% 0.225 281.7)
XYZ	xyz(18.4353, 10.5847, 68.0757)
Luminance	0.1059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573EDB #C2DB3E

analogous

#3E74DB #573EDB #A53EDB

triadic

#573EDB #DB573E #3EDB57

tetradic

#573EDB #DB3E74 #C2DB3E #3EDBA5

square

#573EDB #DB3E74 #C2DB3E #3EDBA5

split-complementary

#573EDB #DBA53E #74DB3E

monochromatic

#2A1986 #3B23B9 #573EDB #8472E5 #B1A5EE

Accessibility & contrast

On white

6.74

#573EDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#573EDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #573EDB

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573EDB	#FFFFFF	#000000	##FFFFFF
##573EDB	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E0

Deuteranopia (green-blind)

#0056D8

Tritanopia (blue-blind)

#006989

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #573edb;
/* rgb */ color: rgb(87, 62, 219);
/* oklch */ color: oklch(49.6% 0.225 281.7);

Tailwind

colors: {
  custom: {
    50: '#9576e7',
    500: '#573edb',
    950: '#000000',
  },
}

SCSS

$custom: #573edb;
$custom-light: #9576e7;
$custom-dark: #000000;

JSON

{
  "hex": "#573edb",
  "rgb": {
    "r": 87,
    "g": 62,
    "b": 219
  },
  "hsl": {
    "h": 249.554,
    "s": 68.559,
    "l": 55.098
  },
  "oklch": {
    "l": 0.49609,
    "c": 0.22493,
    "h": 281.7
  },
  "luminance": 0.10586
}

Semantic roles & 50–950 ramp

primary

#573EDB

secondary

#D1DB99

accent

#EB3CD0

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0916

muted

#7E7B84

Preview Lab

Preview with #573EDB

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

Preview Lab → · Contrast checker → · Palette generator →