#4FA51E#4FA51E

#4FA51E is a light, vivid yellow-green. Relative luminance 0.287; OKLCH L 64.3% C 0.183 H 137.2°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#4FA51E
RGB	rgb(79, 165, 30)
HSL	hsl(98, 69%, 38%)
HSV	hsv(98, 82%, 65%)
CMYK	cmyk(52.1%, 0%, 81.8%, 35.3%)
CIE-LAB	lab(60.48, -48.44, 56.32)
CIE-LCH	lch(60.48, 74.29, 130.70°)
OKLab	oklab(64.33% -0.1345 0.1244)
OKLCH	oklch(64.33% 0.183 137.2)
XYZ	xyz(16.9134, 28.6650, 5.8697)
Luminance	0.2867 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FA51E #741EA5

analogous

#92A51E #4FA51E #1EA530

triadic

#4FA51E #1E4FA5 #A51E4F

tetradic

#4FA51E #1E92A5 #741EA5 #A5301E

square

#4FA51E #1E92A5 #741EA5 #A5301E

split-complementary

#4FA51E #301EA5 #A51E92

monochromatic

#1D3D0B #367115 #4FA51E #68D828 #8CE15C

Accessibility & contrast

On white

3.12

#4FA51E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#4FA51E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4FA51E

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FA51E	#FFFFFF	#000000	##000000
##4FA51E	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB9600

Deuteranopia (green-blind)

#A08F2E

Tritanopia (blue-blind)

#499F8D

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #4fa51e;
/* rgb */ color: rgb(79, 165, 30);
/* oklch */ color: oklch(64.3% 0.183 137.2);

Tailwind

colors: {
  custom: {
    50: '#89c067',
    500: '#4fa51e',
    950: '#000000',
  },
}

SCSS

$custom: #4fa51e;
$custom-light: #89c067;
$custom-dark: #000000;

JSON

{
  "hex": "#4fa51e",
  "rgb": {
    "r": 79,
    "g": 165,
    "b": 30
  },
  "hsl": {
    "h": 98.222,
    "s": 69.231,
    "l": 38.235
  },
  "oklch": {
    "l": 0.64331,
    "c": 0.18321,
    "h": 137.2
  },
  "luminance": 0.28666
}

Semantic roles & 50–950 ramp

primary

#4FA51E

secondary

#9E59C5

accent

#3CECAC

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0D1207

muted

#7D817A

Preview Lab

Preview with #4FA51E

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

Preview Lab → · Contrast checker → · Palette generator →