#37BB4B#37BB4B

#37BB4B is a light, vivid green. Relative luminance 0.369; OKLCH L 69.8% C 0.190 H 145.5°. Best body text is #000000 at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#37BB4B
RGB	rgb(55, 187, 75)
HSL	hsl(129, 55%, 47%)
HSV	hsv(129, 71%, 73%)
CMYK	cmyk(70.6%, 0%, 59.9%, 26.7%)
CIE-LAB	lab(67.17, -58.08, 45.72)
CIE-LCH	lch(67.17, 73.92, 141.79°)
OKLab	oklab(69.77% -0.1568 0.1078)
OKLCH	oklch(69.77% 0.19 145.5)
XYZ	xyz(20.6145, 36.8586, 12.6833)
Luminance	0.3686 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BB4B #BB37A7

analogous

#65BB37 #37BB4B #37BB8D

triadic

#37BB4B #4B37BB #BB4B37

tetradic

#37BB4B #3765BB #BB37A7 #BB8D37

square

#37BB4B #3765BB #BB37A7 #BB8D37

split-complementary

#37BB4B #8D37BB #BB3765

monochromatic

#1B5C25 #298C38 #37BB4B #5FD070 #8EDE9B

Accessibility & contrast

On white

2.51

#37BB4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.37

#37BB4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BB4B

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BB4B	#FFFFFF	#000000	##000000
##37BB4B	1.00	2.51	8.37	8.37
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.37	21.00	1.00	1.00
##000000	8.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAA3F

Deuteranopia (green-blind)

#AE9F54

Tritanopia (blue-blind)

#00B6A3

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #37bb4b;
/* rgb */ color: rgb(55, 187, 75);
/* oklch */ color: oklch(69.8% 0.190 145.5);

Tailwind

colors: {
  custom: {
    50: '#80d181',
    500: '#37bb4b',
    950: '#000000',
  },
}

SCSS

$custom: #37bb4b;
$custom-light: #80d181;
$custom-dark: #000000;

JSON

{
  "hex": "#37bb4b",
  "rgb": {
    "r": 55,
    "g": 187,
    "b": 75
  },
  "hsl": {
    "h": 129.091,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.69767,
    "c": 0.19028,
    "h": 145.5
  },
  "luminance": 0.36861
}

Semantic roles & 50–950 ramp

primary

#37BB4B

secondary

#C985BE

accent

#4AC7DE

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C140A

muted

#7D827C

Preview Lab

Preview with #37BB4B

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

Preview Lab → · Contrast checker → · Palette generator →