#576DBD#576DBD

#576DBD is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.5% C 0.127 H 270.3°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#576DBD
RGB	rgb(87, 109, 189)
HSL	hsl(227, 44%, 54%)
HSV	hsv(227, 54%, 74%)
CMYK	cmyk(54%, 42.3%, 0%, 25.9%)
CIE-LAB	lab(47.80, 15.20, -44.68)
CIE-LCH	lch(47.80, 47.19, 288.79°)
OKLab	oklab(55.55% 0.0006 -0.1268)
OKLCH	oklch(55.55% 0.127 270.3)
XYZ	xyz(18.5814, 16.6363, 50.3662)
Luminance	0.1664 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576DBD #BDA757

analogous

#57A0BD #576DBD #7457BD

triadic

#576DBD #BD576D #6DBD57

tetradic

#576DBD #BD57A0 #BDA757 #57BD74

square

#576DBD #BD57A0 #BDA757 #57BD74

split-complementary

#576DBD #BD7457 #A0BD57

monochromatic

#2B3A6E #3D519A #576DBD #8393CE #AFB9E0

Accessibility & contrast

On white

4.85

#576DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#576DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576DBD

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576DBD	#FFFFFF	#000000	##FFFFFF
##576DBD	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B76C0

Deuteranopia (green-blind)

#406DBB

Tritanopia (blue-blind)

#237E8C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #576dbd;
/* rgb */ color: rgb(87, 109, 189);
/* oklch */ color: oklch(55.5% 0.127 270.3);

Tailwind

colors: {
  custom: {
    50: '#8d96d1',
    500: '#576dbd',
    950: '#000000',
  },
}

SCSS

$custom: #576dbd;
$custom-light: #8d96d1;
$custom-dark: #000000;

JSON

{
  "hex": "#576dbd",
  "rgb": {
    "r": 87,
    "g": 109,
    "b": 189
  },
  "hsl": {
    "h": 227.059,
    "s": 43.59,
    "l": 54.118
  },
  "oklch": {
    "l": 0.55548,
    "c": 0.12685,
    "h": 270.3
  },
  "luminance": 0.16638
}

Semantic roles & 50–950 ramp

primary

#576DBD

secondary

#CEC4A2

accent

#B854D3

background

#F9F9FC

surface

#F1F1F9

border

#CBCBD2

text

#0D0D14

muted

#7E7E82

Preview Lab

Preview with #576DBD

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

Preview Lab → · Contrast checker → · Palette generator →