#37B4BF#37B4BF

#37B4BF is a light, moderate teal. Relative luminance 0.372; OKLCH L 70.8% C 0.107 H 203.7°. Best body text is #000000 at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#37B4BF
RGB	rgb(55, 180, 191)
HSL	hsl(185, 55%, 48%)
HSV	hsv(185, 71%, 75%)
CMYK	cmyk(71.2%, 5.8%, 0%, 25.1%)
CIE-LAB	lab(67.44, -29.76, -15.45)
CIE-LCH	lch(67.44, 33.53, 207.44°)
OKLab	oklab(70.79% -0.0978 -0.0429)
OKLCH	oklch(70.79% 0.107 203.7)
XYZ	xyz(27.2966, 37.2131, 55.0243)
Luminance	0.3722 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B4BF #BF4237

analogous

#37BF86 #37B4BF #3770BF

triadic

#37B4BF #BF37B4 #B4BF37

tetradic

#37B4BF #8637BF #BF4237 #70BF37

square

#37B4BF #8637BF #BF4237 #70BF37

split-complementary

#37B4BF #BF3770 #BF8637

monochromatic

#1C5A60 #29878F #37B4BF #62C9D2 #91D9DF

Accessibility & contrast

On white

2.49

#37B4BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.44

#37B4BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B4BF

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B4BF	#FFFFFF	#000000	##000000
##37B4BF	1.00	2.49	8.44	8.44
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.44	21.00	1.00	1.00
##000000	8.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6ACC0

Deuteranopia (green-blind)

#929EBF

Tritanopia (blue-blind)

#00BBB7

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #37b4bf;
/* rgb */ color: rgb(55, 180, 191);
/* oklch */ color: oklch(70.8% 0.107 203.7);

Tailwind

colors: {
  custom: {
    50: '#82cbd2',
    500: '#37b4bf',
    950: '#000000',
  },
}

SCSS

$custom: #37b4bf;
$custom-light: #82cbd2;
$custom-dark: #000000;

JSON

{
  "hex": "#37b4bf",
  "rgb": {
    "r": 55,
    "g": 180,
    "b": 191
  },
  "hsl": {
    "h": 184.853,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.70789,
    "c": 0.10678,
    "h": 203.7
  },
  "luminance": 0.37216
}

Semantic roles & 50–950 ramp

primary

#37B4BF

secondary

#CA8D88

accent

#5549DF

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #37B4BF

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

Preview Lab → · Contrast checker → · Palette generator →