#37B9BC#37B9BC

#37B9BC is a light, moderate teal. Relative luminance 0.391; OKLCH L 71.9% C 0.109 H 197.3°. Best body text is #000000 at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#37B9BC
RGB	rgb(55, 185, 188)
HSL	hsl(181, 55%, 48%)
HSV	hsv(181, 71%, 74%)
CMYK	cmyk(70.7%, 1.6%, 0%, 26.3%)
CIE-LAB	lab(68.85, -33.05, -11.67)
CIE-LCH	lch(68.85, 35.05, 199.44°)
OKLab	oklab(71.9% -0.1041 -0.0324)
OKLCH	oklch(71.9% 0.109 197.3)
XYZ	xyz(27.9975, 39.1377, 53.6460)
Luminance	0.3914 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B9BC #BC3A37

analogous

#37BC7C #37B9BC #3777BC

triadic

#37B9BC #BC37B9 #B9BC37

tetradic

#37B9BC #7C37BC #BC3A37 #77BC37

square

#37B9BC #7C37BC #BC3A37 #77BC37

split-complementary

#37B9BC #BC3777 #BC7C37

monochromatic

#1B5C5D #298A8D #37B9BC #60CED0 #8FDCDE

Accessibility & contrast

On white

2.38

#37B9BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.83

#37B9BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B9BC

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B9BC	#FFFFFF	#000000	##000000
##37B9BC	1.00	2.38	8.83	8.83
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.83	21.00	1.00	1.00
##000000	8.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB0BC

Deuteranopia (green-blind)

#99A2BD

Tritanopia (blue-blind)

#00BFBA

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #37b9bc;
/* rgb */ color: rgb(55, 185, 188);
/* oklch */ color: oklch(71.9% 0.109 197.3);

Tailwind

colors: {
  custom: {
    50: '#82ced0',
    500: '#37b9bc',
    950: '#000000',
  },
}

SCSS

$custom: #37b9bc;
$custom-light: #82ced0;
$custom-dark: #000000;

JSON

{
  "hex": "#37b9bc",
  "rgb": {
    "r": 55,
    "g": 185,
    "b": 188
  },
  "hsl": {
    "h": 181.353,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.71902,
    "c": 0.10899,
    "h": 197.3
  },
  "luminance": 0.39141
}

Semantic roles & 50–950 ramp

primary

#37B9BC

secondary

#C98786

accent

#4D4ADE

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #37B9BC

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

Preview Lab → · Contrast checker → · Palette generator →