#576C8B#576C8B

#576C8B is a mid, muted blue. Relative luminance 0.146; OKLCH L 52.7% C 0.055 H 258.0°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#576C8B
RGB	rgb(87, 108, 139)
HSL	hsl(216, 23%, 44%)
HSV	hsv(216, 37%, 55%)
CMYK	cmyk(37.4%, 22.3%, 0%, 45.5%)
CIE-LAB	lab(45.10, 0.38, -19.53)
CIE-LCH	lch(45.10, 19.54, 271.13°)
OKLab	oklab(52.67% -0.0115 -0.054)
OKLCH	oklch(52.67% 0.055 258)
XYZ	xyz(13.9518, 14.6148, 26.5069)
Luminance	0.1462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576C8B #8B7657

analogous

#57868B #576C8B #5C578B

triadic

#576C8B #8B576C #6C8B57

tetradic

#576C8B #8B5786 #8B7657 #578B5C

square

#576C8B #8B5786 #8B7657 #578B5C

split-complementary

#576C8B #8B5C57 #868B57

monochromatic

#283240 #3F4F65 #576C8B #768BA9 #9CABC1

Accessibility & contrast

On white

5.35

#576C8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#576C8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576C8B

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576C8B	#FFFFFF	#000000	##FFFFFF
##576C8B	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616E8C

Deuteranopia (green-blind)

#5B688A

Tritanopia (blue-blind)

#467376

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #576c8b;
/* rgb */ color: rgb(87, 108, 139);
/* oklch */ color: oklch(52.7% 0.055 258.0);

Tailwind

colors: {
  custom: {
    50: '#8896ad',
    500: '#576c8b',
    950: '#000000',
  },
}

SCSS

$custom: #576c8b;
$custom-light: #8896ad;
$custom-dark: #000000;

JSON

{
  "hex": "#576c8b",
  "rgb": {
    "r": 87,
    "g": 108,
    "b": 139
  },
  "hsl": {
    "h": 215.769,
    "s": 23.009,
    "l": 44.314
  },
  "oklch": {
    "l": 0.52667,
    "c": 0.05526,
    "h": 258
  },
  "luminance": 0.14615
}

Semantic roles & 50–950 ramp

primary

#576C8B

secondary

#AEA28F

accent

#9C68BF

background

#F8F9FA

surface

#F0F1F4

border

#CBCBCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #576C8B

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

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