#4FBB37#4FBB37

#4FBB37 is a light, vivid green. Relative luminance 0.375; OKLCH L 70.3% C 0.196 H 140.4°. Best body text is #000000 at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#4FBB37
RGB	rgb(79, 187, 55)
HSL	hsl(109, 55%, 47%)
HSV	hsv(109, 71%, 73%)
CMYK	cmyk(57.8%, 0%, 70.6%, 26.7%)
CIE-LAB	lab(67.63, -54.97, 54.86)
CIE-LCH	lch(67.63, 77.66, 135.06°)
OKLab	oklab(70.27% -0.1507 0.1248)
OKLCH	oklch(70.27% 0.196 140.4)
XYZ	xyz(21.6834, 37.4768, 9.7048)
Luminance	0.3748 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FBB37 #A337BB

analogous

#91BB37 #4FBB37 #37BB61

triadic

#4FBB37 #374FBB #BB374F

tetradic

#4FBB37 #3791BB #A337BB #BB6137

square

#4FBB37 #3791BB #A337BB #BB6137

split-complementary

#4FBB37 #6137BB #BB3791

monochromatic

#275C1B #3B8C29 #4FBB37 #74D05F #9DDE8E

Accessibility & contrast

On white

2.47

#4FBB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.50

#4FBB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FBB37

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FBB37	#FFFFFF	#000000	##000000
##4FBB37	1.00	2.47	8.50	8.50
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.50	21.00	1.00	1.00
##000000	8.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AA22

Deuteranopia (green-blind)

#B2A144

Tritanopia (blue-blind)

#41B5A1

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #4fbb37;
/* rgb */ color: rgb(79, 187, 55);
/* oklch */ color: oklch(70.3% 0.196 140.4);

Tailwind

colors: {
  custom: {
    50: '#8cd075',
    500: '#4fbb37',
    950: '#000000',
  },
}

SCSS

$custom: #4fbb37;
$custom-light: #8cd075;
$custom-dark: #000000;

JSON

{
  "hex": "#4fbb37",
  "rgb": {
    "r": 79,
    "g": 187,
    "b": 55
  },
  "hsl": {
    "h": 109.091,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.70274,
    "c": 0.19565,
    "h": 140.4
  },
  "luminance": 0.37479
}

Semantic roles & 50–950 ramp

primary

#4FBB37

secondary

#BC85C9

accent

#4ADEC3

background

#F9FCF7

surface

#F1F9ED

border

#CBD2C8

text

#0D1409

muted

#7E827B

Preview Lab

Preview with #4FBB37

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

Preview Lab → · Contrast checker → · Palette generator →