#576FCC#576FCC

#576FCC is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.9% C 0.146 H 270.3°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#576FCC
RGB	rgb(87, 111, 204)
HSL	hsl(228, 53%, 57%)
HSV	hsv(228, 57%, 80%)
CMYK	cmyk(57.4%, 45.6%, 0%, 20%)
CIE-LAB	lab(49.20, 18.89, -51.07)
CIE-LCH	lch(49.20, 54.45, 290.30°)
OKLab	oklab(56.89% 0.0009 -0.1456)
OKLCH	oklch(56.89% 0.146 270.3)
XYZ	xyz(20.5104, 17.7532, 59.4609)
Luminance	0.1776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576FCC #CCB457

analogous

#57AACC #576FCC #7957CC

triadic

#576FCC #CC576F #6FCC57

tetradic

#576FCC #CC57AA #CCB457 #57CC79

square

#576FCC #CC57AA #CCB457 #57CC79

split-complementary

#576FCC #CC7957 #AACC57

monochromatic

#273A81 #364FB0 #576FCC #8697DA #B5BFE9

Accessibility & contrast

On white

4.61

#576FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#576FCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #576FCC

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576FCC	#FFFFFF	#000000	##FFFFFF
##576FCC	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#447ACF

Deuteranopia (green-blind)

#3470CA

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #576fcc;
/* rgb */ color: rgb(87, 111, 204);
/* oklch */ color: oklch(56.9% 0.146 270.3);

Tailwind

colors: {
  custom: {
    50: '#8f98dc',
    500: '#576fcc',
    950: '#000000',
  },
}

SCSS

$custom: #576fcc;
$custom-light: #8f98dc;
$custom-dark: #000000;

JSON

{
  "hex": "#576fcc",
  "rgb": {
    "r": 87,
    "g": 111,
    "b": 204
  },
  "hsl": {
    "h": 227.692,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.56894,
    "c": 0.14558,
    "h": 270.3
  },
  "luminance": 0.17755
}

Semantic roles & 50–950 ramp

primary

#576FCC

secondary

#D7CDA8

accent

#BF4BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #576FCC

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

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