#576CEB#576CEB

#576CEB is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.4% C 0.192 H 272.0°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#576CEB
RGB	rgb(87, 108, 235)
HSL	hsl(231, 79%, 63%)
HSV	hsv(231, 63%, 92%)
CMYK	cmyk(63%, 54%, 0%, 7.8%)
CIE-LAB	lab(50.39, 31.10, -66.69)
CIE-LCH	lch(50.39, 73.59, 295.00°)
OKLab	oklab(58.43% 0.0068 -0.1916)
OKLCH	oklch(58.43% 0.192 272)
XYZ	xyz(24.2834, 18.7474, 80.9201)
Luminance	0.1875 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576CEB #EBD657

analogous

#57B6EB #576CEB #8C57EB

triadic

#576CEB #EB576C #6CEB57

tetradic

#576CEB #EB57B6 #EBD657 #57EB8C

square

#576CEB #EB57B6 #EBD657 #57EB8C

split-complementary

#576CEB #EB8C57 #B6EB57

monochromatic

#152CB2 #203CE4 #576CEB #8E9CF2 #C4CCF8

Accessibility & contrast

On white

4.42

#576CEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#576CEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #576CEB

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576CEB	#FFFFFF	#000000	##000000
##576CEB	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#077FEF

Deuteranopia (green-blind)

#0072E8

Tritanopia (blue-blind)

#008AA1

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #576ceb;
/* rgb */ color: rgb(87, 108, 235);
/* oklch */ color: oklch(58.4% 0.192 272.0);

Tailwind

colors: {
  custom: {
    50: '#9495f2',
    500: '#576ceb',
    950: '#000000',
  },
}

SCSS

$custom: #576ceb;
$custom-light: #9495f2;
$custom-dark: #000000;

JSON

{
  "hex": "#576ceb",
  "rgb": {
    "r": 87,
    "g": 108,
    "b": 235
  },
  "hsl": {
    "h": 231.486,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.58429,
    "c": 0.19169,
    "h": 272
  },
  "luminance": 0.1875
}

Semantic roles & 50–950 ramp

primary

#576CEB

secondary

#E9E2B4

accent

#BD0ADB

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #576CEB

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

Preview Lab → · Contrast checker → · Palette generator →