#37B5B7#37B5B7

#37B5B7 is a light, moderate teal. Relative luminance 0.373; OKLCH L 70.7% C 0.107 H 196.6°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX#37B5B7
RGBrgb(55, 181, 183)
HSLhsl(181, 54%, 47%)
HSVhsv(181, 70%, 72%)
CMYKcmyk(69.9%, 1.1%, 0%, 28.2%)
CIE-LABlab(67.48, -32.61, -10.96)
CIE-LCHlch(67.48, 34.41, 198.57°)
OKLaboklab(70.74% -0.1022 -0.0304)
OKLCHoklch(70.74% 0.107 196.6)
XYZxyz(26.6428, 37.2758, 50.5813)
Luminance0.3728 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37B5B7 #B73937
analogous
#37B779 #37B5B7 #3775B7
triadic
#37B5B7 #B737B5 #B5B737
tetradic
#37B5B7 #7937B7 #B73937 #75B737
square
#37B5B7 #7937B7 #B73937 #75B737
split-complementary
#37B5B7 #B73775 #B77937
monochromatic
#1B5859 #298688 #37B5B7 #5DCDCE #8CDBDC

Accessibility & contrast

On white

2.48
#37B5B7 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.46
#37B5B7 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B5B7
8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37B5B7#FFFFFF#000000##000000
##37B5B71.002.488.468.46
#FFFFFF2.481.0021.0021.00
#0000008.4621.001.001.00
##0000008.4621.001.001.00

Color blindness preview

Protanopia (red-blind)
#A9ACB7
Deuteranopia (green-blind)
#969EB8
Tritanopia (blue-blind)
#00BBB5
Achromatopsia (no color)
#A4A4A4

Design tokens & code

CSS
--color: #37b5b7;
/* rgb */ color: rgb(55, 181, 183);
/* oklch */ color: oklch(70.7% 0.107 196.6);
Tailwind
colors: {
  custom: {
    50: '#81cbcc',
    500: '#37b5b7',
    950: '#000000',
  },
}
SCSS
$custom: #37b5b7;
$custom-light: #81cbcc;
$custom-dark: #000000;
JSON
{
  "hex": "#37b5b7",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 183
  },
  "hsl": {
    "h": 180.938,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.70742,
    "c": 0.10666,
    "h": 196.6
  },
  "luminance": 0.37279
}

Semantic roles & 50–950 ramp

primary
#37B5B7
secondary
#C78483
accent
#4D4BDD
background
#F8FCFC
surface
#F0F8F8
border
#CBD1D1
text
#0C1313
muted
#7D8282

Preview Lab

Preview with #37B5B7

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

Preview Lab → · Contrast checker → · Palette generator →

#37B5B7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva