#4FAD1F#4FAD1F

#4FAD1F is a light, vivid yellow-green. Relative luminance 0.316; OKLCH L 66.4% C 0.192 H 137.9°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#4FAD1F
RGB	rgb(79, 173, 31)
HSL	hsl(100, 70%, 40%)
HSV	hsv(100, 82%, 68%)
CMYK	cmyk(54.3%, 0%, 82.1%, 32.2%)
CIE-LAB	lab(63.05, -51.41, 58.39)
CIE-LCH	lch(63.05, 77.80, 131.36°)
OKLab	oklab(66.45% -0.1424 0.1289)
OKLCH	oklch(66.45% 0.192 137.9)
XYZ	xyz(18.4147, 31.6469, 6.4341)
Luminance	0.3165 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FAD1F #7D1FAD

analogous

#96AD1F #4FAD1F #1FAD36

triadic

#4FAD1F #1F4FAD #AD1F4F

tetradic

#4FAD1F #1F96AD #7D1FAD #AD361F

square

#4FAD1F #1F96AD #7D1FAD #AD361F

split-complementary

#4FAD1F #361FAD #AD1F96

monochromatic

#20450C #377916 #4FAD1F #69DA2F #8FE363

Accessibility & contrast

On white

2.87

#4FAD1F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#4FAD1F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FAD1F

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FAD1F	#FFFFFF	#000000	##000000
##4FAD1F	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)

#B39D00

Deuteranopia (green-blind)

#A79631

Tritanopia (blue-blind)

#47A793

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #4fad1f;
/* rgb */ color: rgb(79, 173, 31);
/* oklch */ color: oklch(66.4% 0.192 137.9);

Tailwind

colors: {
  custom: {
    50: '#8bc668',
    500: '#4fad1f',
    950: '#000000',
  },
}

SCSS

$custom: #4fad1f;
$custom-light: #8bc668;
$custom-dark: #000000;

JSON

{
  "hex": "#4fad1f",
  "rgb": {
    "r": 79,
    "g": 173,
    "b": 31
  },
  "hsl": {
    "h": 99.718,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.66448,
    "c": 0.19208,
    "h": 137.9
  },
  "luminance": 0.31648
}

Semantic roles & 50–950 ramp

primary

#4FAD1F

secondary

#A560C8

accent

#3BECB1

background

#F9FCF6

surface

#F1F8EB

border

#CBD1C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #4FAD1F

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

Preview Lab → · Contrast checker → · Palette generator →