#4FA91C#4FA91C

#4FA91C is a light, vivid yellow-green. Relative luminance 0.301; OKLCH L 65.4% C 0.189 H 137.4°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#4FA91C
RGB	rgb(79, 169, 28)
HSL	hsl(98, 72%, 39%)
HSV	hsv(98, 83%, 66%)
CMYK	cmyk(53.3%, 0%, 83.4%, 33.7%)
CIE-LAB	lab(61.76, -50.06, 58.03)
CIE-LCH	lch(61.76, 76.64, 130.78°)
OKLab	oklab(65.38% -0.139 0.1277)
OKLCH	oklch(65.38% 0.189 137.4)
XYZ	xyz(17.6214, 30.1207, 5.9837)
Luminance	0.3012 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FA91C #761CA9

analogous

#95A91C #4FA91C #1CA92F

triadic

#4FA91C #1C4FA9 #A91C4F

tetradic

#4FA91C #1C95A9 #761CA9 #A92F1C

square

#4FA91C #1C95A9 #761CA9 #A92F1C

split-complementary

#4FA91C #2F1CA9 #A91C95

monochromatic

#1E400B #367413 #4FA91C #68DB27 #8DE45B

Accessibility & contrast

On white

2.99

#4FA91C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#4FA91C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FA91C

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FA91C	#FFFFFF	#000000	##000000
##4FA91C	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9A00

Deuteranopia (green-blind)

#A3922E

Tritanopia (blue-blind)

#48A390

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #4fa91c;
/* rgb */ color: rgb(79, 169, 28);
/* oklch */ color: oklch(65.4% 0.189 137.4);

Tailwind

colors: {
  custom: {
    50: '#8ac366',
    500: '#4fa91c',
    950: '#000000',
  },
}

SCSS

$custom: #4fa91c;
$custom-light: #8ac366;
$custom-dark: #000000;

JSON

{
  "hex": "#4fa91c",
  "rgb": {
    "r": 79,
    "g": 169,
    "b": 28
  },
  "hsl": {
    "h": 98.298,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.65378,
    "c": 0.18871,
    "h": 137.4
  },
  "luminance": 0.30122
}

Semantic roles & 50–950 ramp

primary

#4FA91C

secondary

#A059C8

accent

#39EEAD

background

#F9FCF6

surface

#F1F8EB

border

#CBD1C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #4FA91C

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

Preview Lab → · Contrast checker → · Palette generator →