#37A7BB#37A7BB

#37A7BB is a light, moderate teal. Relative luminance 0.320; OKLCH L 67.5% C 0.102 H 212.0°. Best body text is #000000 at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#37A7BB
RGB	rgb(55, 167, 187)
HSL	hsl(189, 55%, 47%)
HSV	hsv(189, 71%, 73%)
CMYK	cmyk(70.6%, 10.7%, 0%, 26.7%)
CIE-LAB	lab(63.37, -24.52, -19.39)
CIE-LCH	lch(63.37, 31.26, 218.34°)
OKLab	oklab(67.46% -0.0864 -0.0539)
OKLCH	oklch(67.46% 0.102 212)
XYZ	xyz(24.3601, 32.0347, 51.9035)
Luminance	0.3204 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A7BB #BB4B37

analogous

#37BB8D #37A7BB #3765BB

triadic

#37A7BB #BB37A7 #A7BB37

tetradic

#37A7BB #8D37BB #BB4B37 #65BB37

square

#37A7BB #8D37BB #BB4B37 #65BB37

split-complementary

#37A7BB #BB3765 #BB8D37

monochromatic

#1B535C #297D8C #37A7BB #5FBFD0 #8ED2DE

Accessibility & contrast

On white

2.83

#37A7BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.41

#37A7BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A7BB

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A7BB	#FFFFFF	#000000	##000000
##37A7BB	1.00	2.83	7.41	7.41
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.41	21.00	1.00	1.00
##000000	7.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A1BC

Deuteranopia (green-blind)

#8594BB

Tritanopia (blue-blind)

#00AFAD

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #37a7bb;
/* rgb */ color: rgb(55, 167, 187);
/* oklch */ color: oklch(67.5% 0.102 212.0);

Tailwind

colors: {
  custom: {
    50: '#80c1cf',
    500: '#37a7bb',
    950: '#000000',
  },
}

SCSS

$custom: #37a7bb;
$custom-light: #80c1cf;
$custom-dark: #000000;

JSON

{
  "hex": "#37a7bb",
  "rgb": {
    "r": 55,
    "g": 167,
    "b": 187
  },
  "hsl": {
    "h": 189.091,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.67463,
    "c": 0.10182,
    "h": 212
  },
  "luminance": 0.32038
}

Semantic roles & 50–950 ramp

primary

#37A7BB

secondary

#C98F85

accent

#604ADE

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0C1213

muted

#7D8182

Preview Lab

Preview with #37A7BB

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

Preview Lab → · Contrast checker → · Palette generator →