#37B0BB#37B0BB

#37B0BB is a light, moderate teal. Relative luminance 0.355; OKLCH L 69.7% C 0.104 H 203.9°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#37B0BB
RGB	rgb(55, 176, 187)
HSL	hsl(185, 55%, 47%)
HSV	hsv(185, 71%, 73%)
CMYK	cmyk(70.6%, 5.9%, 0%, 26.7%)
CIE-LAB	lab(66.10, -29.01, -15.26)
CIE-LCH	lch(66.10, 32.78, 207.74°)
OKLab	oklab(69.66% -0.0954 -0.0424)
OKLCH	oklch(69.66% 0.104 203.9)
XYZ	xyz(26.0666, 35.4477, 52.4724)
Luminance	0.3545 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B0BB #BB4237

analogous

#37BB84 #37B0BB #376EBB

triadic

#37B0BB #BB37B0 #B0BB37

tetradic

#37B0BB #8437BB #BB4237 #6EBB37

square

#37B0BB #8437BB #BB4237 #6EBB37

split-complementary

#37B0BB #BB376E #BB8437

monochromatic

#1B575C #29838C #37B0BB #5FC7D0 #8ED7DE

Accessibility & contrast

On white

2.60

#37B0BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#37B0BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B0BB

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B0BB	#FFFFFF	#000000	##000000
##37B0BB	1.00	2.60	8.09	8.09
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2A9BC

Deuteranopia (green-blind)

#8F9BBB

Tritanopia (blue-blind)

#00B7B3

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #37b0bb;
/* rgb */ color: rgb(55, 176, 187);
/* oklch */ color: oklch(69.7% 0.104 203.9);

Tailwind

colors: {
  custom: {
    50: '#81c8cf',
    500: '#37b0bb',
    950: '#000000',
  },
}

SCSS

$custom: #37b0bb;
$custom-light: #81c8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#37b0bb",
  "rgb": {
    "r": 55,
    "g": 176,
    "b": 187
  },
  "hsl": {
    "h": 185,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.69661,
    "c": 0.10443,
    "h": 203.9
  },
  "luminance": 0.35451
}

Semantic roles & 50–950 ramp

primary

#37B0BB

secondary

#C98B85

accent

#564ADE

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #37B0BB

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

Preview Lab → · Contrast checker → · Palette generator →