#37A0C7#37A0C7

#37A0C7 is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.3% C 0.110 H 227.1°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#37A0C7
RGB	rgb(55, 160, 199)
HSL	hsl(196, 57%, 50%)
HSV	hsv(196, 72%, 78%)
CMYK	cmyk(72.4%, 19.6%, 0%, 22%)
CIE-LAB	lab(61.72, -17.00, -28.63)
CIE-LCH	lch(61.72, 33.29, 239.30°)
OKLab	oklab(66.29% -0.0747 -0.0802)
OKLCH	oklch(66.29% 0.11 227.1)
XYZ	xyz(24.4510, 30.0745, 58.5381)
Luminance	0.3008 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A0C7 #C75E37

analogous

#37C7A6 #37A0C7 #3758C7

triadic

#37A0C7 #C737A0 #A0C737

tetradic

#37A0C7 #A637C7 #C75E37 #58C737

square

#37A0C7 #A637C7 #C75E37 #58C737

split-complementary

#37A0C7 #C73758 #C7A637

monochromatic

#1C5367 #2A7997 #37A0C7 #66B7D5 #96CEE2

Accessibility & contrast

On white

2.99

#37A0C7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#37A0C7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A0C7

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A0C7	#FFFFFF	#000000	##000000
##37A0C7	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9DC9

Deuteranopia (green-blind)

#788FC7

Tritanopia (blue-blind)

#00ABAD

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #37a0c7;
/* rgb */ color: rgb(55, 160, 199);
/* oklch */ color: oklch(66.3% 0.110 227.1);

Tailwind

colors: {
  custom: {
    50: '#81bcd8',
    500: '#37a0c7',
    950: '#000000',
  },
}

SCSS

$custom: #37a0c7;
$custom-light: #81bcd8;
$custom-dark: #000000;

JSON

{
  "hex": "#37a0c7",
  "rgb": {
    "r": 55,
    "g": 160,
    "b": 199
  },
  "hsl": {
    "h": 196.25,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.66285,
    "c": 0.10962,
    "h": 227.1
  },
  "luminance": 0.30077
}

Semantic roles & 50–950 ramp

primary

#37A0C7

secondary

#CD9E8C

accent

#7148E0

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #37A0C7

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

Preview Lab → · Contrast checker → · Palette generator →