#576B8A#576B8A

#576B8A is a mid, muted blue. Relative luminance 0.144; OKLCH L 52.4% C 0.055 H 259.0°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#576B8A
RGB	rgb(87, 107, 138)
HSL	hsl(216, 23%, 44%)
HSV	hsv(216, 37%, 54%)
CMYK	cmyk(37%, 22.5%, 0%, 45.9%)
CIE-LAB	lab(44.77, 0.70, -19.45)
CIE-LCH	lch(44.77, 19.46, 272.07°)
OKLab	oklab(52.39% -0.0104 -0.0538)
OKLCH	oklch(52.39% 0.055 259)
XYZ	xyz(13.7742, 14.3760, 26.0889)
Luminance	0.1438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576B8A #8A7657

analogous

#57858A #576B8A #5D578A

triadic

#576B8A #8A576B #6B8A57

tetradic

#576B8A #8A5785 #8A7657 #578A5D

square

#576B8A #8A5785 #8A7657 #578A5D

split-complementary

#576B8A #8A5D57 #858A57

monochromatic

#28313F #3F4E64 #576B8A #768AA8 #9BAAC0

Accessibility & contrast

On white

5.42

#576B8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#576B8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576B8A

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576B8A	#FFFFFF	#000000	##FFFFFF
##576B8A	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606D8B

Deuteranopia (green-blind)

#5B6889

Tritanopia (blue-blind)

#477275

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #576b8a;
/* rgb */ color: rgb(87, 107, 138);
/* oklch */ color: oklch(52.4% 0.055 259.0);

Tailwind

colors: {
  custom: {
    50: '#8895ac',
    500: '#576b8a',
    950: '#000000',
  },
}

SCSS

$custom: #576b8a;
$custom-light: #8895ac;
$custom-dark: #000000;

JSON

{
  "hex": "#576b8a",
  "rgb": {
    "r": 87,
    "g": 107,
    "b": 138
  },
  "hsl": {
    "h": 216.471,
    "s": 22.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52391,
    "c": 0.05481,
    "h": 259
  },
  "luminance": 0.14377
}

Semantic roles & 50–950 ramp

primary

#576B8A

secondary

#AEA28F

accent

#9D69BF

background

#F8F9FA

surface

#F0F1F4

border

#CBCBCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #576B8A

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

Preview Lab → · Contrast checker → · Palette generator →