#37BBB9#37BBB9

#37BBB9 is a light, moderate teal. Relative luminance 0.399; OKLCH L 72.3% C 0.110 H 193.5°. Best body text is #000000 at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#37BBB9
RGB	rgb(55, 187, 185)
HSL	hsl(179, 55%, 47%)
HSV	hsv(179, 71%, 73%)
CMYK	cmyk(70.6%, 0%, 1.1%, 26.7%)
CIE-LAB	lab(69.36, -34.87, -9.25)
CIE-LCH	lch(69.36, 36.07, 194.86°)
OKLab	oklab(72.29% -0.1074 -0.0257)
OKLCH	oklch(72.29% 0.11 193.5)
XYZ	xyz(28.0988, 39.8523, 52.1009)
Luminance	0.3986 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BBB9 #BB3739

analogous

#37BB77 #37BBB9 #377BBB

triadic

#37BBB9 #B937BB #BBB937

tetradic

#37BBB9 #7737BB #BB3739 #7BBB37

square

#37BBB9 #7737BB #BB3739 #7BBB37

split-complementary

#37BBB9 #BB377B #BB7737

monochromatic

#1B5C5B #298C8A #37BBB9 #5FD0CE #8EDEDD

Accessibility & contrast

On white

2.34

#37BBB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.97

#37BBB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BBB9

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BBB9	#FFFFFF	#000000	##000000
##37BBB9	1.00	2.34	8.97	8.97
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.97	21.00	1.00	1.00
##000000	8.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFB2B9

Deuteranopia (green-blind)

#9CA3BA

Tritanopia (blue-blind)

#00C1BA

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #37bbb9;
/* rgb */ color: rgb(55, 187, 185);
/* oklch */ color: oklch(72.3% 0.110 193.5);

Tailwind

colors: {
  custom: {
    50: '#82d0ce',
    500: '#37bbb9',
    950: '#000000',
  },
}

SCSS

$custom: #37bbb9;
$custom-light: #82d0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#37bbb9",
  "rgb": {
    "r": 55,
    "g": 187,
    "b": 185
  },
  "hsl": {
    "h": 179.091,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.72288,
    "c": 0.11042,
    "h": 193.5
  },
  "luminance": 0.39856
}

Semantic roles & 50–950 ramp

primary

#37BBB9

secondary

#C98586

accent

#4A4CDE

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #37BBB9

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

Preview Lab → · Contrast checker → · Palette generator →