#37B8BB#37B8BB

#37B8BB is a light, moderate teal. Relative luminance 0.387; OKLCH L 71.6% C 0.108 H 197.3°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#37B8BB
RGB	rgb(55, 184, 187)
HSL	hsl(181, 55%, 47%)
HSV	hsv(181, 71%, 73%)
CMYK	cmyk(70.6%, 1.6%, 0%, 26.7%)
CIE-LAB	lab(68.52, -32.87, -11.62)
CIE-LCH	lch(68.52, 34.86, 199.46°)
OKLab	oklab(71.62% -0.1035 -0.0323)
OKLCH	oklch(71.62% 0.108 197.3)
XYZ	xyz(27.6816, 38.6778, 53.0107)
Luminance	0.3868 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B8BB #BB3A37

analogous

#37BB7C #37B8BB #3776BB

triadic

#37B8BB #BB37B8 #B8BB37

tetradic

#37B8BB #7C37BB #BB3A37 #76BB37

square

#37B8BB #7C37BB #BB3A37 #76BB37

split-complementary

#37B8BB #BB3776 #BB7C37

monochromatic

#1B5B5C #29898C #37B8BB #5FCDD0 #8EDCDE

Accessibility & contrast

On white

2.40

#37B8BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#37B8BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B8BB

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B8BB	#FFFFFF	#000000	##000000
##37B8BB	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABAFBB

Deuteranopia (green-blind)

#98A1BC

Tritanopia (blue-blind)

#00BEB9

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #37b8bb;
/* rgb */ color: rgb(55, 184, 187);
/* oklch */ color: oklch(71.6% 0.108 197.3);

Tailwind

colors: {
  custom: {
    50: '#82cecf',
    500: '#37b8bb',
    950: '#000000',
  },
}

SCSS

$custom: #37b8bb;
$custom-light: #82cecf;
$custom-dark: #000000;

JSON

{
  "hex": "#37b8bb",
  "rgb": {
    "r": 55,
    "g": 184,
    "b": 187
  },
  "hsl": {
    "h": 181.364,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.71621,
    "c": 0.10841,
    "h": 197.3
  },
  "luminance": 0.38681
}

Semantic roles & 50–950 ramp

primary

#37B8BB

secondary

#C98785

accent

#4D4ADE

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #37B8BB

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

Preview Lab → · Contrast checker → · Palette generator →