#37A0C4#37A0C4

#37A0C4 is a light, moderate cyan. Relative luminance 0.299; OKLCH L 66.1% C 0.107 H 225.1°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).

Color values

HEX#37A0C4
RGBrgb(55, 160, 196)
HSLhsl(195, 56%, 49%)
HSVhsv(195, 72%, 77%)
CMYKcmyk(71.9%, 18.4%, 0%, 23.1%)
CIE-LABlab(61.60, -17.99, -27.13)
CIE-LCHlch(61.60, 32.55, 236.46°)
OKLaboklab(66.15% -0.0758 -0.076)
OKLCHoklch(66.15% 0.107 225.1)
XYZxyz(24.1061, 29.9366, 56.7217)
Luminance0.2994 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37A0C4 #C45B37
analogous
#37C4A2 #37A0C4 #375AC4
triadic
#37A0C4 #C437A0 #A0C437
tetradic
#37A0C4 #A237C4 #C45B37 #5AC437
square
#37A0C4 #A237C4 #C45B37 #5AC437
split-complementary
#37A0C4 #C4375A #C4A237
monochromatic
#1C5264 #2A7994 #37A0C4 #65B7D4 #94CDE1

Accessibility & contrast

On white

3.01
#37A0C4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.99
#37A0C4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37A0C4
6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37A0C4#FFFFFF#000000##000000
##37A0C41.003.016.996.99
#FFFFFF3.011.0021.0021.00
#0000006.9921.001.001.00
##0000006.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#8C9DC6
Deuteranopia (green-blind)
#798FC4
Tritanopia (blue-blind)
#00ABAC
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #37a0c4;
/* rgb */ color: rgb(55, 160, 196);
/* oklch */ color: oklch(66.1% 0.107 225.1);
Tailwind
colors: {
  custom: {
    50: '#80bcd6',
    500: '#37a0c4',
    950: '#000000',
  },
}
SCSS
$custom: #37a0c4;
$custom-light: #80bcd6;
$custom-dark: #000000;
JSON
{
  "hex": "#37a0c4",
  "rgb": {
    "r": 55,
    "g": 160,
    "b": 196
  },
  "hsl": {
    "h": 195.319,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.6615,
    "c": 0.10732,
    "h": 225.1
  },
  "luminance": 0.29939
}

Semantic roles & 50–950 ramp

primary
#37A0C4
secondary
#CC9B8B
accent
#6F48DF
background
#F8FBFD
surface
#F0F6FA
border
#CBD0D3
text
#0C1214
muted
#7D8183

Preview Lab

Preview with #37A0C4

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

Preview Lab → · Contrast checker → · Palette generator →

#37A0C4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva