#576DEB#576DEB

#576DEB is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.6% C 0.190 H 271.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#576DEB
RGB	rgb(87, 109, 235)
HSL	hsl(231, 79%, 63%)
HSV	hsv(231, 63%, 92%)
CMYK	cmyk(63%, 53.6%, 0%, 7.8%)
CIE-LAB	lab(50.64, 30.49, -66.29)
CIE-LCH	lch(50.64, 72.97, 294.70°)
OKLab	oklab(58.62% 0.0059 -0.1904)
OKLCH	oklch(58.62% 0.19 271.8)
XYZ	xyz(24.3895, 18.9596, 80.9554)
Luminance	0.1896 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576DEB #EBD557

analogous

#57B7EB #576DEB #8B57EB

triadic

#576DEB #EB576D #6DEB57

tetradic

#576DEB #EB57B7 #EBD557 #57EB8B

square

#576DEB #EB57B7 #EBD557 #57EB8B

split-complementary

#576DEB #EB8B57 #B7EB57

monochromatic

#152DB2 #203DE4 #576DEB #8E9DF2 #C4CCF8

Accessibility & contrast

On white

4.38

#576DEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#576DEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #576DEB

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576DEB	#FFFFFF	#000000	##000000
##576DEB	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#107FEF

Deuteranopia (green-blind)

#0072E8

Tritanopia (blue-blind)

#008BA1

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #576deb;
/* rgb */ color: rgb(87, 109, 235);
/* oklch */ color: oklch(58.6% 0.190 271.8);

Tailwind

colors: {
  custom: {
    50: '#9496f2',
    500: '#576deb',
    950: '#000000',
  },
}

SCSS

$custom: #576deb;
$custom-light: #9496f2;
$custom-dark: #000000;

JSON

{
  "hex": "#576deb",
  "rgb": {
    "r": 87,
    "g": 109,
    "b": 235
  },
  "hsl": {
    "h": 231.081,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.58616,
    "c": 0.19046,
    "h": 271.8
  },
  "luminance": 0.18962
}

Semantic roles & 50–950 ramp

primary

#576DEB

secondary

#E9E2B4

accent

#BC0ADB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #576DEB

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

Preview Lab → · Contrast checker → · Palette generator →