#37B4BA#37B4BA

#37B4BA is a light, moderate teal. Relative luminance 0.370; OKLCH L 70.6% C 0.106 H 199.8°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#37B4BA
RGB	rgb(55, 180, 186)
HSL	hsl(183, 54%, 47%)
HSV	hsv(183, 70%, 73%)
CMYK	cmyk(70.4%, 3.2%, 0%, 27.1%)
CIE-LAB	lab(67.27, -31.25, -12.93)
CIE-LCH	lch(67.27, 33.82, 202.48°)
OKLab	oklab(70.6% -0.0999 -0.0359)
OKLCH	oklch(70.6% 0.106 199.8)
XYZ	xyz(26.7558, 36.9968, 52.1758)
Luminance	0.3700 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B4BA #BA3D37

analogous

#37BA7F #37B4BA #3773BA

triadic

#37B4BA #BA37B4 #B4BA37

tetradic

#37B4BA #7F37BA #BA3D37 #73BA37

square

#37B4BA #7F37BA #BA3D37 #73BA37

split-complementary

#37B4BA #BA3773 #BA7F37

monochromatic

#1B595C #29868B #37B4BA #5FCAD0 #8EDADE

Accessibility & contrast

On white

2.50

#37B4BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#37B4BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B4BA

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B4BA	#FFFFFF	#000000	##000000
##37B4BA	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7ACBB

Deuteranopia (green-blind)

#949EBB

Tritanopia (blue-blind)

#00BBB6

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #37b4ba;
/* rgb */ color: rgb(55, 180, 186);
/* oklch */ color: oklch(70.6% 0.106 199.8);

Tailwind

colors: {
  custom: {
    50: '#81cbce',
    500: '#37b4ba',
    950: '#000000',
  },
}

SCSS

$custom: #37b4ba;
$custom-light: #81cbce;
$custom-dark: #000000;

JSON

{
  "hex": "#37b4ba",
  "rgb": {
    "r": 55,
    "g": 180,
    "b": 186
  },
  "hsl": {
    "h": 182.748,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.70604,
    "c": 0.10616,
    "h": 199.8
  },
  "luminance": 0.37
}

Semantic roles & 50–950 ramp

primary

#37B4BA

secondary

#C88885

accent

#514ADE

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #37B4BA

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

Preview Lab → · Contrast checker → · Palette generator →