#576BBD#576BBD

#576BBD is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.1% C 0.129 H 271.3°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#576BBD
RGB	rgb(87, 107, 189)
HSL	hsl(228, 44%, 54%)
HSV	hsv(228, 54%, 74%)
CMYK	cmyk(54%, 43.4%, 0%, 25.9%)
CIE-LAB	lab(47.25, 16.44, -45.54)
CIE-LCH	lch(47.25, 48.42, 289.85°)
OKLab	oklab(55.13% 0.0029 -0.1294)
OKLCH	oklch(55.13% 0.129 271.3)
XYZ	xyz(18.3705, 16.2145, 50.2959)
Luminance	0.1622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576BBD #BDA957

analogous

#579EBD #576BBD #7657BD

triadic

#576BBD #BD576B #6BBD57

tetradic

#576BBD #BD579E #BDA957 #57BD76

square

#576BBD #BD579E #BDA957 #57BD76

split-complementary

#576BBD #BD7657 #9EBD57

monochromatic

#2B386E #3D4F9A #576BBD #8392CE #AFB8E0

Accessibility & contrast

On white

4.95

#576BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#576BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576BBD

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576BBD	#FFFFFF	#000000	##FFFFFF
##576BBD	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4875C0

Deuteranopia (green-blind)

#3C6CBB

Tritanopia (blue-blind)

#247D8B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #576bbd;
/* rgb */ color: rgb(87, 107, 189);
/* oklch */ color: oklch(55.1% 0.129 271.3);

Tailwind

colors: {
  custom: {
    50: '#8d95d1',
    500: '#576bbd',
    950: '#000000',
  },
}

SCSS

$custom: #576bbd;
$custom-light: #8d95d1;
$custom-dark: #000000;

JSON

{
  "hex": "#576bbd",
  "rgb": {
    "r": 87,
    "g": 107,
    "b": 189
  },
  "hsl": {
    "h": 228.235,
    "s": 43.59,
    "l": 54.118
  },
  "oklch": {
    "l": 0.55131,
    "c": 0.12943,
    "h": 271.3
  },
  "luminance": 0.16216
}

Semantic roles & 50–950 ramp

primary

#576BBD

secondary

#CEC5A2

accent

#BA54D3

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #576BBD

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

Preview Lab → · Contrast checker → · Palette generator →