#37A5BA#37A5BA

#37A5BA is a light, moderate teal. Relative luminance 0.313; OKLCH L 66.9% C 0.101 H 213.0°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#37A5BA
RGB	rgb(55, 165, 186)
HSL	hsl(190, 54%, 47%)
HSV	hsv(190, 70%, 73%)
CMYK	cmyk(70.4%, 11.3%, 0%, 27.1%)
CIE-LAB	lab(62.73, -23.81, -19.80)
CIE-LCH	lch(62.73, 30.97, 219.75°)
OKLab	oklab(66.94% -0.0847 -0.0551)
OKLCH	oklch(66.94% 0.101 213)
XYZ	xyz(23.8899, 31.2649, 51.2205)
Luminance	0.3127 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A5BA #BA4C37

analogous

#37BA8D #37A5BA #3764BA

triadic

#37A5BA #BA37A5 #A5BA37

tetradic

#37A5BA #8D37BA #BA4C37 #64BA37

square

#37A5BA #8D37BA #BA4C37 #64BA37

split-complementary

#37A5BA #BA3764 #BA8D37

monochromatic

#1B515C #297B8B #37A5BA #5FBDD0 #8ED1DE

Accessibility & contrast

On white

2.90

#37A5BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#37A5BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A5BA

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A5BA	#FFFFFF	#000000	##000000
##37A5BA	1.00	2.90	7.25	7.25
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#959FBB

Deuteranopia (green-blind)

#8392BA

Tritanopia (blue-blind)

#00ADAB

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #37a5ba;
/* rgb */ color: rgb(55, 165, 186);
/* oklch */ color: oklch(66.9% 0.101 213.0);

Tailwind

colors: {
  custom: {
    50: '#80c0ce',
    500: '#37a5ba',
    950: '#000000',
  },
}

SCSS

$custom: #37a5ba;
$custom-light: #80c0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#37a5ba",
  "rgb": {
    "r": 55,
    "g": 165,
    "b": 186
  },
  "hsl": {
    "h": 189.618,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.66935,
    "c": 0.10109,
    "h": 213
  },
  "luminance": 0.31268
}

Semantic roles & 50–950 ramp

primary

#37A5BA

secondary

#C88F85

accent

#624ADE

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #37A5BA

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

Preview Lab → · Contrast checker → · Palette generator →