#37B9CA#37B9CA

#37B9CA is a light, moderate teal. Relative luminance 0.398; OKLCH L 72.4% C 0.111 H 207.9°. Best body text is #000000 at 8.95:1 contrast (WCAG AA passes).

Color values

HEX#37B9CA
RGBrgb(55, 185, 202)
HSLhsl(187, 58%, 50%)
HSVhsv(187, 73%, 79%)
CMYKcmyk(72.8%, 8.4%, 0%, 20.8%)
CIE-LABlab(69.31, -28.86, -18.68)
CIE-LCHlch(69.31, 34.38, 212.91°)
OKLaboklab(72.42% -0.0981 -0.0519)
OKLCHoklch(72.42% 0.111 207.9)
XYZxyz(29.5805, 39.7709, 61.9832)
Luminance0.3977 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37B9CA #CA4837
analogous
#37CA92 #37B9CA #376FCA
triadic
#37B9CA #CA37B9 #B9CA37
tetradic
#37B9CA #9237CA #CA4837 #6FCA37
square
#37B9CA #9237CA #CA4837 #6FCA37
split-complementary
#37B9CA #CA376F #CA9237
monochromatic
#1C616A #298E9B #37B9CA #67CAD7 #98DBE4

Accessibility & contrast

On white

2.35
#37B9CA on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.95
#37B9CA on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B9CA
8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37B9CA#FFFFFF#000000##000000
##37B9CA1.002.358.958.95
#FFFFFF2.351.0021.0021.00
#0000008.9521.001.001.00
##0000008.9521.001.001.00

Color blindness preview

Protanopia (red-blind)
#A9B2CB
Deuteranopia (green-blind)
#94A3CA
Tritanopia (blue-blind)
#00C1BE
Achromatopsia (no color)
#A9A9A9

Design tokens & code

CSS
--color: #37b9ca;
/* rgb */ color: rgb(55, 185, 202);
/* oklch */ color: oklch(72.4% 0.111 207.9);
Tailwind
colors: {
  custom: {
    50: '#83ceda',
    500: '#37b9ca',
    950: '#000000',
  },
}
SCSS
$custom: #37b9ca;
$custom-light: #83ceda;
$custom-dark: #000000;
JSON
{
  "hex": "#37b9ca",
  "rgb": {
    "r": 55,
    "g": 185,
    "b": 202
  },
  "hsl": {
    "h": 186.939,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.72421,
    "c": 0.11103,
    "h": 207.9
  },
  "luminance": 0.39774
}

Semantic roles & 50–950 ramp

primary
#37B9CA
secondary
#CF958E
accent
#5846E1
background
#F8FCFD
surface
#F0F9FA
border
#CBD2D3
text
#0C1314
muted
#7D8283

Preview Lab

Preview with #37B9CA

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

Preview Lab → · Contrast checker → · Palette generator →

#37B9CA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva