#576CC9#576CC9

#576CC9 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.1% C 0.145 H 271.4°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#576CC9
RGB	rgb(87, 108, 201)
HSL	hsl(229, 51%, 56%)
HSV	hsv(229, 57%, 79%)
CMYK	cmyk(56.7%, 46.3%, 0%, 21.2%)
CIE-LAB	lab(48.22, 19.76, -50.92)
CIE-LCH	lch(48.22, 54.62, 291.21°)
OKLab	oklab(56.09% 0.0037 -0.1452)
OKLCH	oklch(56.09% 0.145 271.4)
XYZ	xyz(19.8322, 16.9669, 57.4769)
Luminance	0.1697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576CC9 #C9B457

analogous

#57A5C9 #576CC9 #7B57C9

triadic

#576CC9 #C9576C #6CC957

tetradic

#576CC9 #C957A5 #C9B457 #57C97B

square

#576CC9 #C957A5 #C9B457 #57C97B

split-complementary

#576CC9 #C97B57 #A5C957

monochromatic

#28387D #374DAC #576CC9 #8595D8 #B4BDE7

Accessibility & contrast

On white

4.78

#576CC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#576CC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576CC9

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576CC9	#FFFFFF	#000000	##FFFFFF
##576CC9	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4178CC

Deuteranopia (green-blind)

#316EC7

Tritanopia (blue-blind)

#0C8191

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #576cc9;
/* rgb */ color: rgb(87, 108, 201);
/* oklch */ color: oklch(56.1% 0.145 271.4);

Tailwind

colors: {
  custom: {
    50: '#8f95da',
    500: '#576cc9',
    950: '#000000',
  },
}

SCSS

$custom: #576cc9;
$custom-light: #8f95da;
$custom-dark: #000000;

JSON

{
  "hex": "#576cc9",
  "rgb": {
    "r": 87,
    "g": 108,
    "b": 201
  },
  "hsl": {
    "h": 228.947,
    "s": 51.351,
    "l": 56.471
  },
  "oklch": {
    "l": 0.56092,
    "c": 0.14521,
    "h": 271.4
  },
  "luminance": 0.16968
}

Semantic roles & 50–950 ramp

primary

#576CC9

secondary

#D5CDA7

accent

#C14DDB

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #576CC9

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

Preview Lab → · Contrast checker → · Palette generator →