#37B8CB#37B8CB

#37B8CB is a light, moderate teal. Relative luminance 0.394; OKLCH L 72.2% C 0.111 H 209.4°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX#37B8CB
RGBrgb(55, 184, 203)
HSLhsl(188, 59%, 51%)
HSVhsv(188, 73%, 80%)
CMYKcmyk(72.9%, 9.4%, 0%, 20.4%)
CIE-LABlab(69.04, -28.06, -19.63)
CIE-LCHlch(69.04, 34.24, 214.97°)
OKLaboklab(72.22% -0.0967 -0.0546)
OKLCHoklch(72.22% 0.111 209.4)
XYZxyz(29.4909, 39.4015, 62.5393)
Luminance0.3941 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37B8CB #CB4A37
analogous
#37CB94 #37B8CB #376ECB
triadic
#37B8CB #CB37B8 #B8CB37
tetradic
#37B8CB #9437CB #CB4A37 #6ECB37
square
#37B8CB #9437CB #CB4A37 #6ECB37
split-complementary
#37B8CB #CB376E #CB9437
monochromatic
#1C616C #298D9C #37B8CB #68C9D8 #98DAE4

Accessibility & contrast

On white

2.36
#37B8CB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.88
#37B8CB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B8CB
8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37B8CB#FFFFFF#000000##000000
##37B8CB1.002.368.888.88
#FFFFFF2.361.0021.0021.00
#0000008.8821.001.001.00
##0000008.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#A7B1CC
Deuteranopia (green-blind)
#93A2CB
Tritanopia (blue-blind)
#00C1BE
Achromatopsia (no color)
#A8A8A8

Design tokens & code

CSS
--color: #37b8cb;
/* rgb */ color: rgb(55, 184, 203);
/* oklch */ color: oklch(72.2% 0.111 209.4);
Tailwind
colors: {
  custom: {
    50: '#83cdda',
    500: '#37b8cb',
    950: '#000000',
  },
}
SCSS
$custom: #37b8cb;
$custom-light: #83cdda;
$custom-dark: #000000;
JSON
{
  "hex": "#37b8cb",
  "rgb": {
    "r": 55,
    "g": 184,
    "b": 203
  },
  "hsl": {
    "h": 187.703,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.72219,
    "c": 0.11109,
    "h": 209.4
  },
  "luminance": 0.39405
}

Semantic roles & 50–950 ramp

primary
#37B8CB
secondary
#D0968E
accent
#5A46E2
background
#F8FCFD
surface
#F0F9FA
border
#CBD2D3
text
#0C1315
muted
#7D8283

Preview Lab

Preview with #37B8CB

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

Preview Lab → · Contrast checker → · Palette generator →

#37B8CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva