#37B5BA#37B5BA

#37B5BA is a light, moderate teal. Relative luminance 0.374; OKLCH L 70.8% C 0.107 H 198.9°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#37B5BA
RGB	rgb(55, 181, 186)
HSL	hsl(182, 54%, 47%)
HSV	hsv(182, 70%, 73%)
CMYK	cmyk(70.4%, 2.7%, 0%, 27.1%)
CIE-LAB	lab(67.58, -31.73, -12.48)
CIE-LCH	lch(67.58, 34.10, 201.46°)
OKLab	oklab(70.85% -0.1009 -0.0346)
OKLCH	oklch(70.85% 0.107 198.9)
XYZ	xyz(26.9584, 37.4020, 52.2434)
Luminance	0.3740 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B5BA #BA3C37

analogous

#37BA7E #37B5BA #3774BA

triadic

#37B5BA #BA37B5 #B5BA37

tetradic

#37B5BA #7E37BA #BA3C37 #74BA37

square

#37B5BA #7E37BA #BA3C37 #74BA37

split-complementary

#37B5BA #BA3774 #BA7E37

monochromatic

#1B595C #29878B #37B5BA #5FCBD0 #8EDBDE

Accessibility & contrast

On white

2.48

#37B5BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#37B5BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B5BA

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B5BA	#FFFFFF	#000000	##000000
##37B5BA	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8ADBB

Deuteranopia (green-blind)

#959FBB

Tritanopia (blue-blind)

#00BBB6

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #37b5ba;
/* rgb */ color: rgb(55, 181, 186);
/* oklch */ color: oklch(70.8% 0.107 198.9);

Tailwind

colors: {
  custom: {
    50: '#81cbce',
    500: '#37b5ba',
    950: '#000000',
  },
}

SCSS

$custom: #37b5ba;
$custom-light: #81cbce;
$custom-dark: #000000;

JSON

{
  "hex": "#37b5ba",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 186
  },
  "hsl": {
    "h": 182.29,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.70849,
    "c": 0.1067,
    "h": 198.9
  },
  "luminance": 0.37405
}

Semantic roles & 50–950 ramp

primary

#37B5BA

secondary

#C88785

accent

#504ADE

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #37B5BA

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

Preview Lab → · Contrast checker → · Palette generator →