#37B3BB#37B3BB

#37B3BB is a light, moderate teal. Relative luminance 0.366; OKLCH L 70.4% C 0.106 H 201.4°. Best body text is #000000 at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#37B3BB
RGB	rgb(55, 179, 187)
HSL	hsl(184, 55%, 47%)
HSV	hsv(184, 71%, 73%)
CMYK	cmyk(70.6%, 4.3%, 0%, 26.7%)
CIE-LAB	lab(67.00, -30.47, -13.89)
CIE-LCH	lch(67.00, 33.49, 204.50°)
OKLab	oklab(70.4% -0.0985 -0.0385)
OKLCH	oklch(70.4% 0.106 201.4)
XYZ	xyz(26.6613, 36.6372, 52.6706)
Luminance	0.3664 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B3BB #BB3F37

analogous

#37BB81 #37B3BB #3771BB

triadic

#37B3BB #BB37B3 #B3BB37

tetradic

#37B3BB #8137BB #BB3F37 #71BB37

square

#37B3BB #8137BB #BB3F37 #71BB37

split-complementary

#37B3BB #BB3771 #BB8137

monochromatic

#1B585C #29868C #37B3BB #5FC9D0 #8ED9DE

Accessibility & contrast

On white

2.52

#37B3BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.33

#37B3BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B3BB

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B3BB	#FFFFFF	#000000	##000000
##37B3BB	1.00	2.52	8.33	8.33
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.33	21.00	1.00	1.00
##000000	8.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5ABBC

Deuteranopia (green-blind)

#929DBC

Tritanopia (blue-blind)

#00BAB5

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #37b3bb;
/* rgb */ color: rgb(55, 179, 187);
/* oklch */ color: oklch(70.4% 0.106 201.4);

Tailwind

colors: {
  custom: {
    50: '#81cacf',
    500: '#37b3bb',
    950: '#000000',
  },
}

SCSS

$custom: #37b3bb;
$custom-light: #81cacf;
$custom-dark: #000000;

JSON

{
  "hex": "#37b3bb",
  "rgb": {
    "r": 55,
    "g": 179,
    "b": 187
  },
  "hsl": {
    "h": 183.636,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.70396,
    "c": 0.10576,
    "h": 201.4
  },
  "luminance": 0.3664
}

Semantic roles & 50–950 ramp

primary

#37B3BB

secondary

#C98985

accent

#534ADE

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #37B3BB

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

Preview Lab → · Contrast checker → · Palette generator →