#4F9D1B#4F9D1B

#4F9D1B is a light, vivid yellow-green. Relative luminance 0.259; OKLCH L 62.2% C 0.175 H 136.4°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4F9D1B
RGB	rgb(79, 157, 27)
HSL	hsl(96, 71%, 36%)
HSV	hsv(96, 83%, 62%)
CMYK	cmyk(49.7%, 0%, 82.8%, 38.4%)
CIE-LAB	lab(57.90, -45.48, 54.80)
CIE-LCH	lch(57.90, 71.21, 129.69°)
OKLab	oklab(62.2% -0.1267 0.1207)
OKLCH	oklch(62.2% 0.175 136.4)
XYZ	xyz(15.4788, 25.8543, 5.2114)
Luminance	0.2586 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9D1B #691B9D

analogous

#909D1B #4F9D1B #1B9D28

triadic

#4F9D1B #1B4F9D #9D1B4F

tetradic

#4F9D1B #1B909D #691B9D #9D281B

square

#4F9D1B #1B909D #691B9D #9D281B

split-complementary

#4F9D1B #281B9D #9D1B90

monochromatic

#1A3509 #356912 #4F9D1B #69D124 #8BE151

Accessibility & contrast

On white

3.40

#4F9D1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#4F9D1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F9D1B

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9D1B	#FFFFFF	#000000	##000000
##4F9D1B	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A38F00

Deuteranopia (green-blind)

#99892B

Tritanopia (blue-blind)

#4B9786

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4f9d1b;
/* rgb */ color: rgb(79, 157, 27);
/* oklch */ color: oklch(62.2% 0.175 136.4);

Tailwind

colors: {
  custom: {
    50: '#88ba64',
    500: '#4f9d1b',
    950: '#000000',
  },
}

SCSS

$custom: #4f9d1b;
$custom-light: #88ba64;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9d1b",
  "rgb": {
    "r": 79,
    "g": 157,
    "b": 27
  },
  "hsl": {
    "h": 96,
    "s": 70.652,
    "l": 36.078
  },
  "oklch": {
    "l": 0.62197,
    "c": 0.17505,
    "h": 136.4
  },
  "luminance": 0.25855
}

Semantic roles & 50–950 ramp

primary

#4F9D1B

secondary

#9550C4

accent

#3AEDA6

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4F9D1B

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

Preview Lab → · Contrast checker → · Palette generator →