#4B9F18#4B9F18

#4B9F18 is a light, vivid yellow-green. Relative luminance 0.264; OKLCH L 62.5% C 0.181 H 137.1°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4B9F18
RGB	rgb(75, 159, 24)
HSL	hsl(97, 74%, 36%)
HSV	hsv(97, 85%, 62%)
CMYK	cmyk(52.8%, 0%, 84.9%, 37.6%)
CIE-LAB	lab(58.37, -47.62, 55.97)
CIE-LCH	lch(58.37, 73.48, 130.39°)
OKLab	oklab(62.54% -0.1324 0.1228)
OKLCH	oklch(62.54% 0.181 137.1)
XYZ	xyz(15.4642, 26.3569, 5.1365)
Luminance	0.2636 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9F18 #6C189F

analogous

#8E9F18 #4B9F18 #189F28

triadic

#4B9F18 #184B9F #9F184B

tetradic

#4B9F18 #188E9F #6C189F #9F2818

square

#4B9F18 #188E9F #6C189F #9F2818

split-complementary

#4B9F18 #28189F #9F188E

monochromatic

#193508 #326A10 #4B9F18 #64D420 #86E44D

Accessibility & contrast

On white

3.35

#4B9F18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#4B9F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B9F18

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9F18	#FFFFFF	#000000	##000000
##4B9F18	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9A8A2A

Tritanopia (blue-blind)

#459987

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4b9f18;
/* rgb */ color: rgb(75, 159, 24);
/* oklch */ color: oklch(62.5% 0.181 137.1);

Tailwind

colors: {
  custom: {
    50: '#87bc63',
    500: '#4b9f18',
    950: '#000000',
  },
}

SCSS

$custom: #4b9f18;
$custom-light: #87bc63;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9f18",
  "rgb": {
    "r": 75,
    "g": 159,
    "b": 24
  },
  "hsl": {
    "h": 97.333,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.62542,
    "c": 0.18058,
    "h": 137.1
  },
  "luminance": 0.26358
}

Semantic roles & 50–950 ramp

primary

#4B9F18

secondary

#984DC6

accent

#37F0AB

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4B9F18

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

Preview Lab → · Contrast checker → · Palette generator →