#37AF2B#37AF2B

#37AF2B is a light, vivid green. Relative luminance 0.316; OKLCH L 66.3% C 0.198 H 141.8°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#37AF2B
RGB	rgb(55, 175, 43)
HSL	hsl(115, 61%, 43%)
HSV	hsv(115, 75%, 69%)
CMYK	cmyk(68.6%, 0%, 75.4%, 31.4%)
CIE-LAB	lab(63.05, -57.14, 54.38)
CIE-LCH	lch(63.05, 78.88, 136.42°)
OKLab	oklab(66.27% -0.1558 0.1225)
OKLCH	oklch(66.27% 0.198 141.8)
XYZ	xyz(17.3406, 31.6448, 7.4792)
Luminance	0.3165 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AF2B #A32BAF

analogous

#79AF2B #37AF2B #2BAF61

triadic

#37AF2B #2B37AF #AF2B37

tetradic

#37AF2B #2B79AF #A32BAF #AF612B

square

#37AF2B #2B79AF #A32BAF #AF612B

split-complementary

#37AF2B #612BAF #AF2B79

monochromatic

#184D13 #287E1F #37AF2B #52D146 #80DE77

Accessibility & contrast

On white

2.87

#37AF2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#37AF2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AF2B

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AF2B	#FFFFFF	#000000	##000000
##37AF2B	1.00	2.87	7.33	7.33
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39E0F

Deuteranopia (green-blind)

#A59539

Tritanopia (blue-blind)

#1BAA96

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #37af2b;
/* rgb */ color: rgb(55, 175, 43);
/* oklch */ color: oklch(66.3% 0.198 141.8);

Tailwind

colors: {
  custom: {
    50: '#7fc86e',
    500: '#37af2b',
    950: '#000000',
  },
}

SCSS

$custom: #37af2b;
$custom-light: #7fc86e;
$custom-dark: #000000;

JSON

{
  "hex": "#37af2b",
  "rgb": {
    "r": 55,
    "g": 175,
    "b": 43
  },
  "hsl": {
    "h": 114.545,
    "s": 60.55,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66266,
    "c": 0.19813,
    "h": 141.8
  },
  "luminance": 0.31647
}

Semantic roles & 50–950 ramp

primary

#37AF2B

secondary

#BE70C5

accent

#44E4D5

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #37AF2B

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

Preview Lab → · Contrast checker → · Palette generator →