#37AF4B#37AF4B

#37AF4B is a light, vivid green. Relative luminance 0.320; OKLCH L 66.6% C 0.175 H 146.0°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#37AF4B
RGB	rgb(55, 175, 75)
HSL	hsl(130, 52%, 45%)
HSV	hsv(130, 69%, 69%)
CMYK	cmyk(68.6%, 0%, 57.1%, 31.4%)
CIE-LAB	lab(63.32, -53.86, 41.23)
CIE-LCH	lch(63.32, 67.83, 142.57°)
OKLab	oklab(66.59% -0.1454 0.098)
OKLCH	oklch(66.59% 0.175 146)
XYZ	xyz(18.1743, 31.9782, 11.8699)
Luminance	0.3198 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AF4B #AF379B

analogous

#5FAF37 #37AF4B #37AF87

triadic

#37AF4B #4B37AF #AF4B37

tetradic

#37AF4B #375FAF #AF379B #AF8737

square

#37AF4B #375FAF #AF379B #AF8737

split-complementary

#37AF4B #8737AF #AF375F

monochromatic

#1A5223 #288037 #37AF4B #59CB6C #87D995

Accessibility & contrast

On white

2.84

#37AF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#37AF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AF4B

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AF4B	#FFFFFF	#000000	##000000
##37AF4B	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29F41

Deuteranopia (green-blind)

#A39553

Tritanopia (blue-blind)

#08AB99

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #37af4b;
/* rgb */ color: rgb(55, 175, 75);
/* oklch */ color: oklch(66.6% 0.175 146.0);

Tailwind

colors: {
  custom: {
    50: '#7ec880',
    500: '#37af4b',
    950: '#000000',
  },
}

SCSS

$custom: #37af4b;
$custom-light: #7ec880;
$custom-dark: #000000;

JSON

{
  "hex": "#37af4b",
  "rgb": {
    "r": 55,
    "g": 175,
    "b": 75
  },
  "hsl": {
    "h": 130,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.66585,
    "c": 0.17535,
    "h": 146
  },
  "luminance": 0.3198
}

Semantic roles & 50–950 ramp

primary

#37AF4B

secondary

#C37FB8

accent

#4CC4DC

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #37AF4B

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

Preview Lab → · Contrast checker → · Palette generator →