#37576D#37576D

#37576D is a dark, muted cyan. Relative luminance 0.087; OKLCH L 44.1% C 0.052 H 239.6°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#37576D
RGB	rgb(55, 87, 109)
HSL	hsl(204, 33%, 32%)
HSV	hsv(204, 50%, 43%)
CMYK	cmyk(49.5%, 20.2%, 0%, 57.3%)
CIE-LAB	lab(35.46, -5.07, -16.24)
CIE-LCH	lch(35.46, 17.01, 252.65°)
OKLab	oklab(44.15% -0.0265 -0.0451)
OKLCH	oklch(44.15% 0.052 239.6)
XYZ	xyz(7.7431, 8.7322, 15.7425)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37576D #6D4D37

analogous

#376D68 #37576D #373C6D

triadic

#37576D #6D3757 #576D37

tetradic

#37576D #68376D #6D4D37 #3C6D37

square

#37576D #68376D #6D4D37 #3C6D37

split-complementary

#37576D #6D373C #6D6837

monochromatic

#0E161C #223744 #37576D #4C7796 #6A96B4

Accessibility & contrast

On white

7.65

#37576D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#37576D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37576D

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37576D	#FFFFFF	#000000	##FFFFFF
##37576D	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D576E

Deuteranopia (green-blind)

#46516D

Tritanopia (blue-blind)

#1E5D5E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #37576d;
/* rgb */ color: rgb(55, 87, 109);
/* oklch */ color: oklch(44.1% 0.052 239.6);

Tailwind

colors: {
  custom: {
    50: '#718697',
    500: '#37576d',
    950: '#000000',
  },
}

SCSS

$custom: #37576d;
$custom-light: #718697;
$custom-dark: #000000;

JSON

{
  "hex": "#37576d",
  "rgb": {
    "r": 55,
    "g": 87,
    "b": 109
  },
  "hsl": {
    "h": 204.444,
    "s": 32.927,
    "l": 32.157
  },
  "oklch": {
    "l": 0.44146,
    "c": 0.05231,
    "h": 239.6
  },
  "luminance": 0.08733
}

Semantic roles & 50–950 ramp

primary

#37576D

secondary

#9D7A63

accent

#8A5FC9

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#080B0D

muted

#7B7C7E

Preview Lab

Preview with #37576D

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

Preview Lab → · Contrast checker → · Palette generator →