#37BBB3#37BBB3

#37BBB3 is a light, moderate teal. Relative luminance 0.396; OKLCH L 72.1% C 0.111 H 189.0°. Best body text is #000000 at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#37BBB3
RGB	rgb(55, 187, 179)
HSL	hsl(176, 55%, 47%)
HSV	hsv(176, 71%, 73%)
CMYK	cmyk(70.6%, 0%, 4.3%, 26.7%)
CIE-LAB	lab(69.19, -36.57, -6.22)
CIE-LCH	lch(69.19, 37.09, 189.65°)
OKLab	oklab(72.08% -0.11 -0.0174)
OKLCH	oklch(72.08% 0.111 189)
XYZ	xyz(27.4788, 39.6043, 48.8353)
Luminance	0.3961 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BBB3 #BB373F

analogous

#37BB71 #37BBB3 #3781BB

triadic

#37BBB3 #B337BB #BBB337

tetradic

#37BBB3 #7137BB #BB373F #81BB37

square

#37BBB3 #7137BB #BB373F #81BB37

split-complementary

#37BBB3 #BB3781 #BB7137

monochromatic

#1B5C58 #298C86 #37BBB3 #5FD0C9 #8EDED9

Accessibility & contrast

On white

2.35

#37BBB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.92

#37BBB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BBB3

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BBB3	#FFFFFF	#000000	##000000
##37BBB3	1.00	2.35	8.92	8.92
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.92	21.00	1.00	1.00
##000000	8.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0B1B3

Deuteranopia (green-blind)

#9DA3B4

Tritanopia (blue-blind)

#00C0B8

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #37bbb3;
/* rgb */ color: rgb(55, 187, 179);
/* oklch */ color: oklch(72.1% 0.111 189.0);

Tailwind

colors: {
  custom: {
    50: '#81d0c9',
    500: '#37bbb3',
    950: '#000000',
  },
}

SCSS

$custom: #37bbb3;
$custom-light: #81d0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#37bbb3",
  "rgb": {
    "r": 55,
    "g": 187,
    "b": 179
  },
  "hsl": {
    "h": 176.364,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.72085,
    "c": 0.11142,
    "h": 189
  },
  "luminance": 0.39608
}

Semantic roles & 50–950 ramp

primary

#37BBB3

secondary

#C98589

accent

#4A53DE

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #37BBB3

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

Preview Lab → · Contrast checker → · Palette generator →