#37B5C8#37B5C8

#37B5C8 is a light, moderate teal. Relative luminance 0.380; OKLCH L 71.4% C 0.109 H 209.7°. Best body text is #000000 at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#37B5C8
RGB	rgb(55, 181, 200)
HSL	hsl(188, 57%, 50%)
HSV	hsv(188, 73%, 78%)
CMYK	cmyk(72.5%, 9.5%, 0%, 21.6%)
CIE-LAB	lab(68.04, -27.50, -19.50)
CIE-LCH	lch(68.04, 33.71, 215.33°)
OKLab	oklab(71.38% -0.095 -0.0542)
OKLCH	oklch(71.38% 0.109 209.7)
XYZ	xyz(28.5202, 38.0267, 60.4692)
Luminance	0.3803 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B5C8 #C84A37

analogous

#37C892 #37B5C8 #376DC8

triadic

#37B5C8 #C837B5 #B5C837

tetradic

#37B5C8 #9237C8 #C84A37 #6DC837

square

#37B5C8 #9237C8 #C84A37 #6DC837

split-complementary

#37B5C8 #C8376D #C89237

monochromatic

#1D5E68 #2A8A98 #37B5C8 #67C7D5 #97D9E2

Accessibility & contrast

On white

2.44

#37B5C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.61

#37B5C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B5C8

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B5C8	#FFFFFF	#000000	##000000
##37B5C8	1.00	2.44	8.61	8.61
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.61	21.00	1.00	1.00
##000000	8.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5AEC9

Deuteranopia (green-blind)

#909FC8

Tritanopia (blue-blind)

#00BEBB

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #37b5c8;
/* rgb */ color: rgb(55, 181, 200);
/* oklch */ color: oklch(71.4% 0.109 209.7);

Tailwind

colors: {
  custom: {
    50: '#83cbd8',
    500: '#37b5c8',
    950: '#000000',
  },
}

SCSS

$custom: #37b5c8;
$custom-light: #83cbd8;
$custom-dark: #000000;

JSON

{
  "hex": "#37b5c8",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 200
  },
  "hsl": {
    "h": 187.862,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.71377,
    "c": 0.10941,
    "h": 209.7
  },
  "luminance": 0.3803
}

Semantic roles & 50–950 ramp

primary

#37B5C8

secondary

#CE958D

accent

#5C48E0

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #37B5C8

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

Preview Lab → · Contrast checker → · Palette generator →