#37B5C4#37B5C4

#37B5C4 is a light, moderate teal. Relative luminance 0.378; OKLCH L 71.2% C 0.108 H 206.7°. Best body text is #000000 at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#37B5C4
RGB	rgb(55, 181, 196)
HSL	hsl(186, 56%, 49%)
HSV	hsv(186, 72%, 77%)
CMYK	cmyk(71.9%, 7.7%, 0%, 23.1%)
CIE-LAB	lab(67.90, -28.73, -17.50)
CIE-LCH	lch(67.90, 33.64, 211.35°)
OKLab	oklab(71.22% -0.0967 -0.0486)
OKLCH	oklch(71.22% 0.108 206.7)
XYZ	xyz(28.0589, 37.8422, 58.0393)
Luminance	0.3785 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B5C4 #C44637

analogous

#37C48D #37B5C4 #376FC4

triadic

#37B5C4 #C437B5 #B5C437

tetradic

#37B5C4 #8D37C4 #C44637 #6FC437

square

#37B5C4 #8D37C4 #C44637 #6FC437

split-complementary

#37B5C4 #C4376F #C48D37

monochromatic

#1C5D64 #2A8994 #37B5C4 #65C8D4 #94D9E1

Accessibility & contrast

On white

2.45

#37B5C4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.57

#37B5C4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B5C4

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B5C4	#FFFFFF	#000000	##000000
##37B5C4	1.00	2.45	8.57	8.57
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.57	21.00	1.00	1.00
##000000	8.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6AEC5

Deuteranopia (green-blind)

#929FC4

Tritanopia (blue-blind)

#00BDB9

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #37b5c4;
/* rgb */ color: rgb(55, 181, 196);
/* oklch */ color: oklch(71.2% 0.108 206.7);

Tailwind

colors: {
  custom: {
    50: '#82cbd5',
    500: '#37b5c4',
    950: '#000000',
  },
}

SCSS

$custom: #37b5c4;
$custom-light: #82cbd5;
$custom-dark: #000000;

JSON

{
  "hex": "#37b5c4",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 196
  },
  "hsl": {
    "h": 186.383,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.71222,
    "c": 0.10821,
    "h": 206.7
  },
  "luminance": 0.37845
}

Semantic roles & 50–950 ramp

primary

#37B5C4

secondary

#CC928B

accent

#5848DF

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #37B5C4

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

Preview Lab → · Contrast checker → · Palette generator →