#576FCD#576FCD

#576FCD is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.0% C 0.147 H 270.4°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#576FCD
RGB	rgb(87, 111, 205)
HSL	hsl(228, 54%, 57%)
HSV	hsv(228, 58%, 80%)
CMYK	cmyk(57.6%, 45.9%, 0%, 19.6%)
CIE-LAB	lab(49.25, 19.22, -51.55)
CIE-LCH	lch(49.25, 55.01, 290.45°)
OKLab	oklab(56.96% 0.001 -0.147)
OKLCH	oklch(56.96% 0.147 270.4)
XYZ	xyz(20.6307, 17.8013, 60.0946)
Luminance	0.1780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576FCD #CDB557

analogous

#57AACD #576FCD #7A57CD

triadic

#576FCD #CD576F #6FCD57

tetradic

#576FCD #CD57AA #CDB557 #57CD7A

square

#576FCD #CD57AA #CDB557 #57CD7A

split-complementary

#576FCD #CD7A57 #AACD57

monochromatic

#273A83 #354EB2 #576FCD #8697DB #B5C0E9

Accessibility & contrast

On white

4.60

#576FCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#576FCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #576FCD

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576FCD	#FFFFFF	#000000	##FFFFFF
##576FCD	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437BD1

Deuteranopia (green-blind)

#3370CB

Tritanopia (blue-blind)

#008494

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #576fcd;
/* rgb */ color: rgb(87, 111, 205);
/* oklch */ color: oklch(57.0% 0.147 270.4);

Tailwind

colors: {
  custom: {
    50: '#9098dd',
    500: '#576fcd',
    950: '#000000',
  },
}

SCSS

$custom: #576fcd;
$custom-light: #9098dd;
$custom-dark: #000000;

JSON

{
  "hex": "#576fcd",
  "rgb": {
    "r": 87,
    "g": 111,
    "b": 205
  },
  "hsl": {
    "h": 227.797,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.56958,
    "c": 0.14698,
    "h": 270.4
  },
  "luminance": 0.17803
}

Semantic roles & 50–950 ramp

primary

#576FCD

secondary

#D8CEA8

accent

#C04ADD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #576FCD

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

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