#37536D#37536D

#37536D is a dark, muted cyan. Relative luminance 0.081; OKLCH L 43.1% C 0.055 H 247.4°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#37536D
RGB	rgb(55, 83, 109)
HSL	hsl(209, 33%, 32%)
HSV	hsv(209, 50%, 43%)
CMYK	cmyk(49.5%, 23.9%, 0%, 57.3%)
CIE-LAB	lab(34.20, -2.59, -18.19)
CIE-LCH	lch(34.20, 18.38, 261.91°)
OKLab	oklab(43.14% -0.0211 -0.0507)
OKLCH	oklch(43.14% 0.055 247.4)
XYZ	xyz(7.4282, 8.1023, 15.6375)
Luminance	0.0810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37536D #6D5137

analogous

#376D6C #37536D #37386D

triadic

#37536D #6D3753 #536D37

tetradic

#37536D #6C376D #6D5137 #386D37

square

#37536D #6C376D #6D5137 #386D37

split-complementary

#37536D #6D3738 #6D6C37

monochromatic

#0E151C #223444 #37536D #4C7296 #6A91B4

Accessibility & contrast

On white

8.01

#37536D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#37536D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37536D

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37536D	#FFFFFF	#000000	##FFFFFF
##37536D	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48536E

Deuteranopia (green-blind)

#414E6C

Tritanopia (blue-blind)

#1F595C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #37536d;
/* rgb */ color: rgb(55, 83, 109);
/* oklch */ color: oklch(43.1% 0.055 247.4);

Tailwind

colors: {
  custom: {
    50: '#718397',
    500: '#37536d',
    950: '#000000',
  },
}

SCSS

$custom: #37536d;
$custom-light: #718397;
$custom-dark: #000000;

JSON

{
  "hex": "#37536d",
  "rgb": {
    "r": 55,
    "g": 83,
    "b": 109
  },
  "hsl": {
    "h": 208.889,
    "s": 32.927,
    "l": 32.157
  },
  "oklch": {
    "l": 0.43144,
    "c": 0.05489,
    "h": 247.4
  },
  "luminance": 0.08103
}

Semantic roles & 50–950 ramp

primary

#37536D

secondary

#9D7F63

accent

#925FC9

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#080A0D

muted

#7B7C7E

Preview Lab

Preview with #37536D

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

Preview Lab → · Contrast checker → · Palette generator →