#37B9B8#37B9B8

#37B9B8 is a light, moderate teal. Relative luminance 0.390; OKLCH L 71.8% C 0.109 H 194.2°. Best body text is #000000 at 8.79:1 contrast (WCAG AA passes).

Color values

HEX#37B9B8
RGBrgb(55, 185, 184)
HSLhsl(180, 54%, 47%)
HSVhsv(180, 70%, 73%)
CMYKcmyk(70.3%, 0%, 0.5%, 27.5%)
CIE-LABlab(68.73, -34.22, -9.65)
CIE-LCHlch(68.73, 35.55, 195.75°)
OKLaboklab(71.76% -0.1058 -0.0268)
OKLCHoklch(71.76% 0.109 194.2)
XYZxyz(27.5723, 38.9676, 51.4065)
Luminance0.3897 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37B9B8 #B93738
analogous
#37B977 #37B9B8 #3779B9
triadic
#37B9B8 #B837B9 #B9B837
tetradic
#37B9B8 #7737B9 #B93738 #79B937
square
#37B9B8 #7737B9 #B93738 #79B937
split-complementary
#37B9B8 #B93779 #B97737
monochromatic
#1B5B5A #298A89 #37B9B8 #5ECFCE #8DDDDD

Accessibility & contrast

On white

2.39
#37B9B8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.79
#37B9B8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B9B8
8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37B9B8#FFFFFF#000000##000000
##37B9B81.002.398.798.79
#FFFFFF2.391.0021.0021.00
#0000008.7921.001.001.00
##0000008.7921.001.001.00

Color blindness preview

Protanopia (red-blind)
#ADB0B8
Deuteranopia (green-blind)
#9AA2B9
Tritanopia (blue-blind)
#00BFB8
Achromatopsia (no color)
#A8A8A8

Design tokens & code

CSS
--color: #37b9b8;
/* rgb */ color: rgb(55, 185, 184);
/* oklch */ color: oklch(71.8% 0.109 194.2);
Tailwind
colors: {
  custom: {
    50: '#82cecd',
    500: '#37b9b8',
    950: '#000000',
  },
}
SCSS
$custom: #37b9b8;
$custom-light: #82cecd;
$custom-dark: #000000;
JSON
{
  "hex": "#37b9b8",
  "rgb": {
    "r": 55,
    "g": 185,
    "b": 184
  },
  "hsl": {
    "h": 179.538,
    "s": 54.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.71762,
    "c": 0.10916,
    "h": 194.2
  },
  "luminance": 0.38971
}

Semantic roles & 50–950 ramp

primary
#37B9B8
secondary
#C88485
accent
#4A4BDE
background
#F8FCFC
surface
#F0F9F9
border
#CBD2D2
text
#0C1413
muted
#7D8282

Preview Lab

Preview with #37B9B8

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

Preview Lab → · Contrast checker → · Palette generator →

#37B9B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva