#4C9D18#4C9D18

#4C9D18 is a light, vivid yellow-green. Relative luminance 0.257; OKLCH L 62.1% C 0.178 H 136.8°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#4C9D18
RGB	rgb(76, 157, 24)
HSL	hsl(97, 73%, 35%)
HSV	hsv(97, 85%, 62%)
CMYK	cmyk(51.6%, 0%, 84.7%, 38.4%)
CIE-LAB	lab(57.77, -46.55, 55.44)
CIE-LCH	lch(57.77, 72.39, 130.02°)
OKLab	oklab(62.05% -0.1296 0.1217)
OKLCH	oklch(62.05% 0.178 136.8)
XYZ	xyz(15.2019, 25.7153, 5.0265)
Luminance	0.2572 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C9D18 #69189D

analogous

#8F9D18 #4C9D18 #189D26

triadic

#4C9D18 #184C9D #9D184C

tetradic

#4C9D18 #188F9D #69189D #9D2618

square

#4C9D18 #188F9D #69189D #9D2618

split-complementary

#4C9D18 #26189D #9D188F

monochromatic

#193308 #326810 #4C9D18 #66D220 #87E44C

Accessibility & contrast

On white

3.42

#4C9D18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#4C9D18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C9D18

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C9D18	#FFFFFF	#000000	##000000
##4C9D18	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A38F00

Deuteranopia (green-blind)

#988829

Tritanopia (blue-blind)

#479785

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4c9d18;
/* rgb */ color: rgb(76, 157, 24);
/* oklch */ color: oklch(62.1% 0.178 136.8);

Tailwind

colors: {
  custom: {
    50: '#87bb63',
    500: '#4c9d18',
    950: '#000000',
  },
}

SCSS

$custom: #4c9d18;
$custom-light: #87bb63;
$custom-dark: #000000;

JSON

{
  "hex": "#4c9d18",
  "rgb": {
    "r": 76,
    "g": 157,
    "b": 24
  },
  "hsl": {
    "h": 96.541,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.62051,
    "c": 0.17775,
    "h": 136.8
  },
  "luminance": 0.25716
}

Semantic roles & 50–950 ramp

primary

#4C9D18

secondary

#964BC5

accent

#38F0A8

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4C9D18

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

Preview Lab → · Contrast checker → · Palette generator →