#37BBB5#37BBB5

#37BBB5 is a light, moderate teal. Relative luminance 0.397; OKLCH L 72.2% C 0.111 H 190.5°. Best body text is #000000 at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#37BBB5
RGB	rgb(55, 187, 181)
HSL	hsl(177, 55%, 47%)
HSV	hsv(177, 71%, 73%)
CMYK	cmyk(70.6%, 0%, 3.2%, 26.7%)
CIE-LAB	lab(69.25, -36.01, -7.23)
CIE-LCH	lch(69.25, 36.72, 191.36°)
OKLab	oklab(72.15% -0.1091 -0.0202)
OKLCH	oklch(72.15% 0.111 190.5)
XYZ	xyz(27.6825, 39.6858, 49.9083)
Luminance	0.3969 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BBB5 #BB373D

analogous

#37BB73 #37BBB5 #377FBB

triadic

#37BBB5 #B537BB #BBB537

tetradic

#37BBB5 #7337BB #BB373D #7FBB37

square

#37BBB5 #7337BB #BB373D #7FBB37

split-complementary

#37BBB5 #BB377F #BB7337

monochromatic

#1B5C59 #298C87 #37BBB5 #5FD0CB #8EDEDA

Accessibility & contrast

On white

2.35

#37BBB5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.94

#37BBB5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BBB5

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BBB5	#FFFFFF	#000000	##000000
##37BBB5	1.00	2.35	8.94	8.94
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.94	21.00	1.00	1.00
##000000	8.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0B1B5

Deuteranopia (green-blind)

#9DA3B6

Tritanopia (blue-blind)

#00C0B9

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #37bbb5;
/* rgb */ color: rgb(55, 187, 181);
/* oklch */ color: oklch(72.2% 0.111 190.5);

Tailwind

colors: {
  custom: {
    50: '#82d0cb',
    500: '#37bbb5',
    950: '#000000',
  },
}

SCSS

$custom: #37bbb5;
$custom-light: #82d0cb;
$custom-dark: #000000;

JSON

{
  "hex": "#37bbb5",
  "rgb": {
    "r": 55,
    "g": 187,
    "b": 181
  },
  "hsl": {
    "h": 177.273,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.72152,
    "c": 0.11101,
    "h": 190.5
  },
  "luminance": 0.39689
}

Semantic roles & 50–950 ramp

primary

#37BBB5

secondary

#C98588

accent

#4A51DE

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #37BBB5

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

Preview Lab → · Contrast checker → · Palette generator →