#37B0D6#37B0D6

#37B0D6 is a light, moderate cyan. Relative luminance 0.367; OKLCH L 70.8% C 0.117 H 223.5°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX#37B0D6
RGBrgb(55, 176, 214)
HSLhsl(194, 66%, 53%)
HSVhsv(194, 74%, 84%)
CMYKcmyk(74.3%, 17.8%, 0%, 16.1%)
CIE-LABlab(67.06, -20.52, -28.70)
CIE-LCHlch(67.06, 35.28, 234.44°)
OKLaboklab(70.76% -0.0847 -0.0804)
OKLCHoklch(70.76% 0.117 223.5)
XYZxyz(29.2335, 36.7145, 69.1512)
Luminance0.3672 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37B0D6 #D65D37
analogous
#37D6AD #37B0D6 #3760D6
triadic
#37B0D6 #D637B0 #B0D637
tetradic
#37B0D6 #AD37D6 #D65D37 #60D637
square
#37B0D6 #AD37D6 #D65D37 #60D637
split-complementary
#37B0D6 #D63760 #D6AD37
monochromatic
#19637A #238CAC #37B0D6 #6AC4E0 #9DD8EB

Accessibility & contrast

On white

2.52
#37B0D6 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.34
#37B0D6 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B0D6
8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37B0D6#FFFFFF#000000##000000
##37B0D61.002.528.348.34
#FFFFFF2.521.0021.0021.00
#0000008.3421.001.001.00
##0000008.3421.001.001.00

Color blindness preview

Protanopia (red-blind)
#9AACD8
Deuteranopia (green-blind)
#859CD6
Tritanopia (blue-blind)
#00BCBC
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #37b0d6;
/* rgb */ color: rgb(55, 176, 214);
/* oklch */ color: oklch(70.8% 0.117 223.5);
Tailwind
colors: {
  custom: {
    50: '#84c7e2',
    500: '#37b0d6',
    950: '#000000',
  },
}
SCSS
$custom: #37b0d6;
$custom-light: #84c7e2;
$custom-dark: #000000;
JSON
{
  "hex": "#37b0d6",
  "rgb": {
    "r": 55,
    "g": 176,
    "b": 214
  },
  "hsl": {
    "h": 194.34,
    "s": 65.975,
    "l": 52.745
  },
  "oklch": {
    "l": 0.70759,
    "c": 0.11675,
    "h": 223.5
  },
  "luminance": 0.36718
}

Semantic roles & 50–950 ramp

primary
#37B0D6
secondary
#D7A292
accent
#683FE9
background
#F8FCFD
surface
#F0F8FB
border
#CBD1D4
text
#0C1315
muted
#7D8283

Preview Lab

Preview with #37B0D6

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

Preview Lab → · Contrast checker → · Palette generator →

#37B0D6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva