#37B578#37B578

#37B578 is a light, vivid teal. Relative luminance 0.352; OKLCH L 68.9% C 0.142 H 157.7°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#37B578
RGB	rgb(55, 181, 120)
HSL	hsl(151, 53%, 46%)
HSV	hsv(151, 70%, 71%)
CMYK	cmyk(69.6%, 0%, 33.7%, 29%)
CIE-LAB	lab(65.91, -48.49, 21.38)
CIE-LCH	lch(65.91, 52.99, 156.20°)
OKLab	oklab(68.94% -0.1316 0.0539)
OKLCH	oklch(68.94% 0.142 157.7)
XYZ	xyz(21.4875, 35.2136, 23.4301)
Luminance	0.3522 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B578 #B53774

analogous

#37B539 #37B578 #37B3B5

triadic

#37B578 #7837B5 #B57837

tetradic

#37B578 #3937B5 #B53774 #B3B537

square

#37B578 #3937B5 #B53774 #B3B537

split-complementary

#37B578 #B537B3 #B53937

monochromatic

#1A573A #298659 #37B578 #5CCD96 #8BDCB4

Accessibility & contrast

On white

2.61

#37B578 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#37B578 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B578

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B578	#FFFFFF	#000000	##000000
##37B578	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A774

Deuteranopia (green-blind)

#A49C7C

Tritanopia (blue-blind)

#00B4A5

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #37b578;
/* rgb */ color: rgb(55, 181, 120);
/* oklch */ color: oklch(68.9% 0.142 157.7);

Tailwind

colors: {
  custom: {
    50: '#7ecc9f',
    500: '#37b578',
    950: '#000000',
  },
}

SCSS

$custom: #37b578;
$custom-light: #7ecc9f;
$custom-dark: #000000;

JSON

{
  "hex": "#37b578",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 120
  },
  "hsl": {
    "h": 150.952,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.68942,
    "c": 0.14222,
    "h": 157.7
  },
  "luminance": 0.35216
}

Semantic roles & 50–950 ramp

primary

#37B578

secondary

#C682A3

accent

#4B92DD

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #37B578

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

Preview Lab → · Contrast checker → · Palette generator →