#37C3CB#37C3CB

#37C3CB is a light, moderate teal. Relative luminance 0.442; OKLCH L 74.9% C 0.115 H 200.7°. Best body text is #000000 at 9.83:1 contrast (WCAG AA passes).

Color values

HEX#37C3CB
RGBrgb(55, 195, 203)
HSLhsl(183, 59%, 51%)
HSVhsv(183, 73%, 80%)
CMYKcmyk(72.9%, 3.9%, 0%, 20.4%)
CIE-LABlab(72.33, -33.38, -14.66)
CIE-LCHlch(72.33, 36.46, 203.71°)
OKLaboklab(74.88% -0.1075 -0.0407)
OKLCHoklch(74.88% 0.115 200.7)
XYZxyz(31.8653, 44.1504, 63.3308)
Luminance0.4415 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37C3CB #CB3F37
analogous
#37CB89 #37C3CB #3779CB
triadic
#37C3CB #CB37C3 #C3CB37
tetradic
#37C3CB #8937CB #CB3F37 #79CB37
square
#37C3CB #8937CB #CB3F37 #79CB37
split-complementary
#37C3CB #CB3779 #CB8937
monochromatic
#1C676C #29969C #37C3CB #68D2D8 #98E0E4

Accessibility & contrast

On white

2.14
#37C3CB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.83
#37C3CB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37C3CB
9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37C3CB#FFFFFF#000000##000000
##37C3CB1.002.149.839.83
#FFFFFF2.141.0021.0021.00
#0000009.8321.001.001.00
##0000009.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#B4BACC
Deuteranopia (green-blind)
#9FABCC
Tritanopia (blue-blind)
#00CAC5
Achromatopsia (no color)
#B1B1B1

Design tokens & code

CSS
--color: #37c3cb;
/* rgb */ color: rgb(55, 195, 203);
/* oklch */ color: oklch(74.9% 0.115 200.7);
Tailwind
colors: {
  custom: {
    50: '#85d5da',
    500: '#37c3cb',
    950: '#000000',
  },
}
SCSS
$custom: #37c3cb;
$custom-light: #85d5da;
$custom-dark: #000000;
JSON
{
  "hex": "#37c3cb",
  "rgb": {
    "r": 55,
    "g": 195,
    "b": 203
  },
  "hsl": {
    "h": 183.243,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.74877,
    "c": 0.11496,
    "h": 200.7
  },
  "luminance": 0.44154
}

Semantic roles & 50–950 ramp

primary
#37C3CB
secondary
#D0928E
accent
#4E46E2
background
#F8FDFD
surface
#F0FAFA
border
#CBD3D3
text
#0D1414
muted
#7D8383

Preview Lab

Preview with #37C3CB

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

Preview Lab → · Contrast checker → · Palette generator →

#37C3CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva