#37B4CC#37B4CC

#37B4CC is a light, moderate teal. Relative luminance 0.378; OKLCH L 71.3% C 0.111 H 213.5°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX#37B4CC
RGBrgb(55, 180, 204)
HSLhsl(190, 59%, 51%)
HSVhsv(190, 73%, 80%)
CMYKcmyk(73%, 11.8%, 0%, 20%)
CIE-LABlab(67.88, -25.76, -21.94)
CIE-LCHlch(67.88, 33.84, 220.43°)
OKLaboklab(71.3% -0.0924 -0.0611)
OKLCHoklch(71.3% 0.111 213.5)
XYZxyz(28.7912, 37.8110, 62.8959)
Luminance0.3781 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37B4CC #CC4F37
analogous
#37CC99 #37B4CC #3769CC
triadic
#37B4CC #CC37B4 #B4CC37
tetradic
#37B4CC #9937CC #CC4F37 #69CC37
square
#37B4CC #9937CC #CC4F37 #69CC37
split-complementary
#37B4CC #CC3769 #CC9937
monochromatic
#1C606D #288B9E #37B4CC #68C6D8 #99D9E5

Accessibility & contrast

On white

2.45
#37B4CC on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.56
#37B4CC on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B4CC
8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37B4CC#FFFFFF#000000##000000
##37B4CC1.002.458.568.56
#FFFFFF2.451.0021.0021.00
#0000008.5621.001.001.00
##0000008.5621.001.001.00

Color blindness preview

Protanopia (red-blind)
#A2AECD
Deuteranopia (green-blind)
#8E9FCC
Tritanopia (blue-blind)
#00BDBB
Achromatopsia (no color)
#A5A5A5

Design tokens & code

CSS
--color: #37b4cc;
/* rgb */ color: rgb(55, 180, 204);
/* oklch */ color: oklch(71.3% 0.111 213.5);
Tailwind
colors: {
  custom: {
    50: '#83cadb',
    500: '#37b4cc',
    950: '#000000',
  },
}
SCSS
$custom: #37b4cc;
$custom-light: #83cadb;
$custom-dark: #000000;
JSON
{
  "hex": "#37b4cc",
  "rgb": {
    "r": 55,
    "g": 180,
    "b": 204
  },
  "hsl": {
    "h": 189.664,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.71295,
    "c": 0.11081,
    "h": 213.5
  },
  "luminance": 0.37814
}

Semantic roles & 50–950 ramp

primary
#37B4CC
secondary
#D0998E
accent
#5F45E3
background
#F8FCFD
surface
#F0F8FB
border
#CBD1D4
text
#0C1315
muted
#7D8283

Preview Lab

Preview with #37B4CC

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

Preview Lab → · Contrast checker → · Palette generator →

#37B4CC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva