#573BEA#573BEA

#573BEA is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 50.6% C 0.245 H 280.4°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#573BEA
RGB	rgb(87, 59, 234)
HSL	hsl(250, 81%, 57%)
HSV	hsv(250, 75%, 92%)
CMYK	cmyk(62.8%, 74.8%, 0%, 8.2%)
CIE-LAB	lab(39.74, 58.83, -83.54)
CIE-LCH	lch(39.74, 102.17, 305.15°)
OKLab	oklab(50.64% 0.0441 -0.2411)
OKLCH	oklch(50.64% 0.245 280.4)
XYZ	xyz(20.3410, 11.0931, 78.8952)
Luminance	0.1109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573BEA #CEEA3B

analogous

#3B77EA #573BEA #AE3BEA

triadic

#573BEA #EA573B #3BEA57

tetradic

#573BEA #EA3B77 #CEEA3B #3BEAAE

square

#573BEA #EA3B77 #CEEA3B #3BEAAE

split-complementary

#573BEA #EAAE3B #77EA3B

monochromatic

#27119A #3416D1 #573BEA #8672F0 #B6AAF6

Accessibility & contrast

On white

6.52

#573BEA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#573BEA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #573BEA

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573BEA	#FFFFFF	#000000	##FFFFFF
##573BEA	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064EF

Deuteranopia (green-blind)

#0057E7

Tritanopia (blue-blind)

#006E90

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #573bea;
/* rgb */ color: rgb(87, 59, 234);
/* oklch */ color: oklch(50.6% 0.245 280.4);

Tailwind

colors: {
  custom: {
    50: '#9875f2',
    500: '#573bea',
    950: '#000000',
  },
}

SCSS

$custom: #573bea;
$custom-light: #9875f2;
$custom-dark: #000000;

JSON

{
  "hex": "#573bea",
  "rgb": {
    "r": 87,
    "g": 59,
    "b": 234
  },
  "hsl": {
    "h": 249.6,
    "s": 80.645,
    "l": 57.451
  },
  "oklch": {
    "l": 0.50644,
    "c": 0.24509,
    "h": 280.4
  },
  "luminance": 0.11095
}

Semantic roles & 50–950 ramp

primary

#573BEA

secondary

#D8E49D

accent

#F731D7

background

#FAF7FF

surface

#F4EDFE

border

#CEC8D6

text

#0F0917

muted

#7F7B85

Preview Lab

Preview with #573BEA

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

Preview Lab → · Contrast checker → · Palette generator →