#37B666#37B666

#37B666 is a light, vivid green. Relative luminance 0.352; OKLCH L 68.8% C 0.160 H 151.6°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#37B666
RGB	rgb(55, 182, 102)
HSL	hsl(142, 54%, 46%)
HSV	hsv(142, 70%, 71%)
CMYK	cmyk(69.8%, 0%, 44%, 28.6%)
CIE-LAB	lab(65.92, -52.29, 30.92)
CIE-LCH	lch(65.92, 60.75, 149.40°)
OKLab	oklab(68.85% -0.1409 0.0762)
OKLCH	oklch(68.85% 0.16 151.6)
XYZ	xyz(20.7000, 35.2251, 18.2760)
Luminance	0.3523 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B666 #B63787

analogous

#48B637 #37B666 #37B6A6

triadic

#37B666 #6637B6 #B66637

tetradic

#37B666 #3748B6 #B63787 #B6A637

square

#37B666 #3748B6 #B63787 #B6A637

split-complementary

#37B666 #A637B6 #B63748

monochromatic

#1B5831 #29874C #37B666 #5CCE86 #8BDCA9

Accessibility & contrast

On white

2.61

#37B666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#37B666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B666

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B666	#FFFFFF	#000000	##000000
##37B666	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A760

Deuteranopia (green-blind)

#A79C6B

Tritanopia (blue-blind)

#00B3A3

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #37b666;
/* rgb */ color: rgb(55, 182, 102);
/* oklch */ color: oklch(68.8% 0.160 151.6);

Tailwind

colors: {
  custom: {
    50: '#7ecd92',
    500: '#37b666',
    950: '#000000',
  },
}

SCSS

$custom: #37b666;
$custom-light: #7ecd92;
$custom-dark: #000000;

JSON

{
  "hex": "#37b666",
  "rgb": {
    "r": 55,
    "g": 182,
    "b": 102
  },
  "hsl": {
    "h": 142.205,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.68848,
    "c": 0.16021,
    "h": 151.6
  },
  "luminance": 0.35227
}

Semantic roles & 50–950 ramp

primary

#37B666

secondary

#C682AD

accent

#4BA7DD

background

#F8FCF9

surface

#EFF9F1

border

#CAD2CB

text

#0B140D

muted

#7C827E

Preview Lab

Preview with #37B666

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

Preview Lab → · Contrast checker → · Palette generator →