#37B5BF#37B5BF

#37B5BF is a light, moderate teal. Relative luminance 0.376; OKLCH L 71.0% C 0.107 H 202.9°. Best body text is #000000 at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#37B5BF
RGB	rgb(55, 181, 191)
HSL	hsl(184, 55%, 48%)
HSV	hsv(184, 71%, 75%)
CMYK	cmyk(71.2%, 5.2%, 0%, 25.1%)
CIE-LAB	lab(67.74, -30.24, -14.99)
CIE-LCH	lch(67.74, 33.76, 206.37°)
OKLab	oklab(71.03% -0.0988 -0.0416)
OKLCH	oklch(71.03% 0.107 202.9)
XYZ	xyz(27.4992, 37.6183, 55.0919)
Luminance	0.3762 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B5BF #BF4137

analogous

#37BF85 #37B5BF #3771BF

triadic

#37B5BF #BF37B5 #B5BF37

tetradic

#37B5BF #8537BF #BF4137 #71BF37

square

#37B5BF #8537BF #BF4137 #71BF37

split-complementary

#37B5BF #BF3771 #BF8537

monochromatic

#1C5B60 #29888F #37B5BF #62C9D2 #91DADF

Accessibility & contrast

On white

2.46

#37B5BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.52

#37B5BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B5BF

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B5BF	#FFFFFF	#000000	##000000
##37B5BF	1.00	2.46	8.52	8.52
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.52	21.00	1.00	1.00
##000000	8.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7ADC0

Deuteranopia (green-blind)

#939FC0

Tritanopia (blue-blind)

#00BCB8

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #37b5bf;
/* rgb */ color: rgb(55, 181, 191);
/* oklch */ color: oklch(71.0% 0.107 202.9);

Tailwind

colors: {
  custom: {
    50: '#82cbd2',
    500: '#37b5bf',
    950: '#000000',
  },
}

SCSS

$custom: #37b5bf;
$custom-light: #82cbd2;
$custom-dark: #000000;

JSON

{
  "hex": "#37b5bf",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 191
  },
  "hsl": {
    "h": 184.412,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.71033,
    "c": 0.10719,
    "h": 202.9
  },
  "luminance": 0.37622
}

Semantic roles & 50–950 ramp

primary

#37B5BF

secondary

#CA8C88

accent

#5449DF

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #37B5BF

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

Preview Lab → · Contrast checker → · Palette generator →