#37A191#37A191

#37A191 is a light, moderate teal. Relative luminance 0.283; OKLCH L 64.5% C 0.099 H 181.1°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#37A191
RGB	rgb(55, 161, 145)
HSL	hsl(171, 49%, 42%)
HSV	hsv(171, 66%, 63%)
CMYK	cmyk(65.8%, 0%, 9.9%, 36.9%)
CIE-LAB	lab(60.20, -33.91, -0.52)
CIE-LCH	lch(60.20, 33.91, 180.88°)
OKLab	oklab(64.45% -0.0986 -0.002)
OKLCH	oklch(64.45% 0.099 181.1)
XYZ	xyz(19.4288, 28.3442, 31.2296)
Luminance	0.2835 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A191 #A13747

analogous

#37A15C #37A191 #377CA1

triadic

#37A191 #9137A1 #A19137

tetradic

#37A191 #5C37A1 #A13747 #7CA137

square

#37A191 #5C37A1 #A13747 #7CA137

split-complementary

#37A191 #A1377C #A15C37

monochromatic

#18463F #277368 #37A191 #51C4B2 #7FD3C7

Accessibility & contrast

On white

3.15

#37A191 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#37A191 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37A191

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A191	#FFFFFF	#000000	##000000
##37A191	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A9890

Deuteranopia (green-blind)

#8B8C92

Tritanopia (blue-blind)

#00A49C

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #37a191;
/* rgb */ color: rgb(55, 161, 145);
/* oklch */ color: oklch(64.5% 0.099 181.1);

Tailwind

colors: {
  custom: {
    50: '#7bbdb1',
    500: '#37a191',
    950: '#000000',
  },
}

SCSS

$custom: #37a191;
$custom-light: #7bbdb1;
$custom-dark: #000000;

JSON

{
  "hex": "#37a191",
  "rgb": {
    "r": 55,
    "g": 161,
    "b": 145
  },
  "hsl": {
    "h": 170.943,
    "s": 49.074,
    "l": 42.353
  },
  "oklch": {
    "l": 0.64454,
    "c": 0.09866,
    "h": 181.1
  },
  "luminance": 0.28346
}

Semantic roles & 50–950 ramp

primary

#37A191

secondary

#BD7782

accent

#4F64D9

background

#F8FBFA

surface

#EFF6F5

border

#CAD0CF

text

#0A1210

muted

#7C817F

Preview Lab

Preview with #37A191

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

Preview Lab → · Contrast checker → · Palette generator →