#37A9BF#37A9BF

#37A9BF is a light, moderate teal. Relative luminance 0.330; OKLCH L 68.1% C 0.104 H 213.3°. Best body text is #000000 at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#37A9BF
RGB	rgb(55, 169, 191)
HSL	hsl(190, 55%, 48%)
HSV	hsv(190, 71%, 75%)
CMYK	cmyk(71.2%, 11.5%, 0%, 25.1%)
CIE-LAB	lab(64.12, -24.28, -20.48)
CIE-LCH	lch(64.12, 31.76, 220.15°)
OKLab	oklab(68.11% -0.0867 -0.057)
OKLCH	oklch(68.11% 0.104 213.3)
XYZ	xyz(25.1635, 32.9468, 54.3133)
Luminance	0.3295 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A9BF #BF4D37

analogous

#37BF91 #37A9BF #3765BF

triadic

#37A9BF #BF37A9 #A9BF37

tetradic

#37A9BF #9137BF #BF4D37 #65BF37

square

#37A9BF #9137BF #BF4D37 #65BF37

split-complementary

#37A9BF #BF3765 #BF9137

monochromatic

#1C5560 #297F8F #37A9BF #62C0D2 #91D3DF

Accessibility & contrast

On white

2.77

#37A9BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.59

#37A9BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A9BF

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A9BF	#FFFFFF	#000000	##000000
##37A9BF	1.00	2.77	7.59	7.59
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.59	21.00	1.00	1.00
##000000	7.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99A3C0

Deuteranopia (green-blind)

#8695BF

Tritanopia (blue-blind)

#00B2B0

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #37a9bf;
/* rgb */ color: rgb(55, 169, 191);
/* oklch */ color: oklch(68.1% 0.104 213.3);

Tailwind

colors: {
  custom: {
    50: '#81c3d2',
    500: '#37a9bf',
    950: '#000000',
  },
}

SCSS

$custom: #37a9bf;
$custom-light: #81c3d2;
$custom-dark: #000000;

JSON

{
  "hex": "#37a9bf",
  "rgb": {
    "r": 55,
    "g": 169,
    "b": 191
  },
  "hsl": {
    "h": 189.706,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.68111,
    "c": 0.10382,
    "h": 213.3
  },
  "luminance": 0.3295
}

Semantic roles & 50–950 ramp

primary

#37A9BF

secondary

#CA9288

accent

#6149DF

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1214

muted

#7D8182

Preview Lab

Preview with #37A9BF

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

Preview Lab → · Contrast checker → · Palette generator →