#4FAB1C#4FAB1C

#4FAB1C is a light, vivid yellow-green. Relative luminance 0.309; OKLCH L 65.9% C 0.191 H 137.6°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#4FAB1C
RGB	rgb(79, 171, 28)
HSL	hsl(99, 72%, 39%)
HSV	hsv(99, 84%, 67%)
CMYK	cmyk(53.8%, 0%, 83.6%, 32.9%)
CIE-LAB	lab(62.40, -50.81, 58.60)
CIE-LCH	lch(62.40, 77.56, 130.93°)
OKLab	oklab(65.91% -0.141 0.1289)
OKLCH	oklch(65.91% 0.191 137.6)
XYZ	xyz(17.9964, 30.8705, 6.1087)
Luminance	0.3087 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FAB1C #781CAB

analogous

#97AB1C #4FAB1C #1CAB30

triadic

#4FAB1C #1C4FAB #AB1C4F

tetradic

#4FAB1C #1C97AB #781CAB #AB301C

square

#4FAB1C #1C97AB #781CAB #AB301C

split-complementary

#4FAB1C #301CAB #AB1C97

monochromatic

#1E420B #377613 #4FAB1C #68DC28 #8DE45D

Accessibility & contrast

On white

2.93

#4FAB1C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#4FAB1C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FAB1C

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FAB1C	#FFFFFF	#000000	##000000
##4FAB1C	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19C00

Deuteranopia (green-blind)

#A5942E

Tritanopia (blue-blind)

#48A592

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #4fab1c;
/* rgb */ color: rgb(79, 171, 28);
/* oklch */ color: oklch(65.9% 0.191 137.6);

Tailwind

colors: {
  custom: {
    50: '#8ac567',
    500: '#4fab1c',
    950: '#000000',
  },
}

SCSS

$custom: #4fab1c;
$custom-light: #8ac567;
$custom-dark: #000000;

JSON

{
  "hex": "#4fab1c",
  "rgb": {
    "r": 79,
    "g": 171,
    "b": 28
  },
  "hsl": {
    "h": 98.601,
    "s": 71.859,
    "l": 39.02
  },
  "oklch": {
    "l": 0.65906,
    "c": 0.19102,
    "h": 137.6
  },
  "luminance": 0.30872
}

Semantic roles & 50–950 ramp

primary

#4FAB1C

secondary

#A15AC9

accent

#39EFAE

background

#F9FCF6

surface

#F1F8EB

border

#CBD1C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #4FAB1C

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

Preview Lab → · Contrast checker → · Palette generator →