#37B9CA#37B9CA

#37B9CA is a light, moderate teal. Relative luminance 0.398; OKLCH L 72.4% C 0.111 H 207.9°. Best body text is #000000 at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#37B9CA
RGB	rgb(55, 185, 202)
HSL	hsl(187, 58%, 50%)
HSV	hsv(187, 73%, 79%)
CMYK	cmyk(72.8%, 8.4%, 0%, 20.8%)
CIE-LAB	lab(69.31, -28.86, -18.68)
CIE-LCH	lch(69.31, 34.38, 212.91°)
OKLab	oklab(72.42% -0.0981 -0.0519)
OKLCH	oklch(72.42% 0.111 207.9)
XYZ	xyz(29.5805, 39.7709, 61.9832)
Luminance	0.3977 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B9CA #CA4837

analogous

#37CA92 #37B9CA #376FCA

triadic

#37B9CA #CA37B9 #B9CA37

tetradic

#37B9CA #9237CA #CA4837 #6FCA37

square

#37B9CA #9237CA #CA4837 #6FCA37

split-complementary

#37B9CA #CA376F #CA9237

monochromatic

#1C616A #298E9B #37B9CA #67CAD7 #98DBE4

Accessibility & contrast

On white

2.35

#37B9CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.95

#37B9CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B9CA

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B9CA	#FFFFFF	#000000	##000000
##37B9CA	1.00	2.35	8.95	8.95
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.95	21.00	1.00	1.00
##000000	8.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B2CB

Deuteranopia (green-blind)

#94A3CA

Tritanopia (blue-blind)

#00C1BE

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #37b9ca;
/* rgb */ color: rgb(55, 185, 202);
/* oklch */ color: oklch(72.4% 0.111 207.9);

Tailwind

colors: {
  custom: {
    50: '#83ceda',
    500: '#37b9ca',
    950: '#000000',
  },
}

SCSS

$custom: #37b9ca;
$custom-light: #83ceda;
$custom-dark: #000000;

JSON

{
  "hex": "#37b9ca",
  "rgb": {
    "r": 55,
    "g": 185,
    "b": 202
  },
  "hsl": {
    "h": 186.939,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.72421,
    "c": 0.11103,
    "h": 207.9
  },
  "luminance": 0.39774
}

Semantic roles & 50–950 ramp

primary

#37B9CA

secondary

#CF958E

accent

#5846E1

background

#F8FCFD

surface

#F0F9FA

border

#CBD2D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #37B9CA

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

Preview Lab → · Contrast checker → · Palette generator →