#37A4B8#37A4B8

#37A4B8 is a light, moderate teal. Relative luminance 0.308; OKLCH L 66.6% C 0.100 H 212.4°. Best body text is #000000 at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#37A4B8
RGB	rgb(55, 164, 184)
HSL	hsl(189, 54%, 47%)
HSV	hsv(189, 70%, 72%)
CMYK	cmyk(70.1%, 10.9%, 0%, 27.8%)
CIE-LAB	lab(62.36, -23.93, -19.25)
CIE-LCH	lch(62.36, 30.71, 218.82°)
OKLab	oklab(66.61% -0.0845 -0.0536)
OKLCH	oklch(66.61% 0.1 212.4)
XYZ	xyz(23.4991, 30.8211, 50.0487)
Luminance	0.3082 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A4B8 #B84B37

analogous

#37B88C #37A4B8 #3764B8

triadic

#37A4B8 #B837A4 #A4B837

tetradic

#37A4B8 #8C37B8 #B84B37 #64B837

square

#37A4B8 #8C37B8 #B84B37 #64B837

split-complementary

#37A4B8 #B83764 #B88C37

monochromatic

#1B505A #297A89 #37A4B8 #5DBDCF #8DD0DD

Accessibility & contrast

On white

2.93

#37A4B8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.16

#37A4B8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A4B8

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A4B8	#FFFFFF	#000000	##000000
##37A4B8	1.00	2.93	7.16	7.16
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.16	21.00	1.00	1.00
##000000	7.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#959EB9

Deuteranopia (green-blind)

#8291B8

Tritanopia (blue-blind)

#00ACAA

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #37a4b8;
/* rgb */ color: rgb(55, 164, 184);
/* oklch */ color: oklch(66.6% 0.100 212.4);

Tailwind

colors: {
  custom: {
    50: '#7fbfcd',
    500: '#37a4b8',
    950: '#000000',
  },
}

SCSS

$custom: #37a4b8;
$custom-light: #7fbfcd;
$custom-dark: #000000;

JSON

{
  "hex": "#37a4b8",
  "rgb": {
    "r": 55,
    "g": 164,
    "b": 184
  },
  "hsl": {
    "h": 189.302,
    "s": 53.975,
    "l": 46.863
  },
  "oklch": {
    "l": 0.6661,
    "c": 0.10008,
    "h": 212.4
  },
  "luminance": 0.30824
}

Semantic roles & 50–950 ramp

primary

#37A4B8

secondary

#C78E84

accent

#614ADD

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #37A4B8

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

Preview Lab → · Contrast checker → · Palette generator →