#576EBF#576EBF

#576EBF is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.9% C 0.128 H 269.9°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#576EBF
RGB	rgb(87, 110, 191)
HSL	hsl(227, 45%, 55%)
HSV	hsv(227, 54%, 75%)
CMYK	cmyk(54.5%, 42.4%, 0%, 25.1%)
CIE-LAB	lab(48.18, 15.23, -45.22)
CIE-LCH	lch(48.18, 47.72, 288.61°)
OKLab	oklab(55.88% -0.0002 -0.1284)
OKLCH	oklch(55.88% 0.128 269.9)
XYZ	xyz(18.9073, 16.9383, 51.5532)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576EBF #BFA857

analogous

#57A2BF #576EBF #7457BF

triadic

#576EBF #BF576E #6EBF57

tetradic

#576EBF #BF57A2 #BFA857 #57BF74

square

#576EBF #BF57A2 #BFA857 #57BF74

split-complementary

#576EBF #BF7457 #A2BF57

monochromatic

#2B3A71 #3C519D #576EBF #8394D0 #B0BBE1

Accessibility & contrast

On white

4.79

#576EBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#576EBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576EBF

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576EBF	#FFFFFF	#000000	##FFFFFF
##576EBF	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C77C2

Deuteranopia (green-blind)

#3F6EBD

Tritanopia (blue-blind)

#20808D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #576ebf;
/* rgb */ color: rgb(87, 110, 191);
/* oklch */ color: oklch(55.9% 0.128 269.9);

Tailwind

colors: {
  custom: {
    50: '#8e97d3',
    500: '#576ebf',
    950: '#000000',
  },
}

SCSS

$custom: #576ebf;
$custom-light: #8e97d3;
$custom-dark: #000000;

JSON

{
  "hex": "#576ebf",
  "rgb": {
    "r": 87,
    "g": 110,
    "b": 191
  },
  "hsl": {
    "h": 226.731,
    "s": 44.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.55878,
    "c": 0.12843,
    "h": 269.9
  },
  "luminance": 0.1694
}

Semantic roles & 50–950 ramp

primary

#576EBF

secondary

#CFC5A3

accent

#B853D5

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #576EBF

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

Preview Lab → · Contrast checker → · Palette generator →