#4B8B18#4B8B18

#4B8B18 is a mid, vivid yellow-green. Relative luminance 0.200; OKLCH L 57.2% C 0.157 H 135.1°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#4B8B18
RGB	rgb(75, 139, 24)
HSL	hsl(93, 71%, 32%)
HSV	hsv(93, 83%, 55%)
CMYK	cmyk(46%, 0%, 82.7%, 45.5%)
CIE-LAB	lab(51.87, -39.63, 50.08)
CIE-LCH	lch(51.87, 63.86, 128.36°)
OKLab	oklab(57.19% -0.111 0.1104)
OKLCH	oklch(57.19% 0.157 135.1)
XYZ	xyz(12.2989, 20.0263, 4.0814)
Luminance	0.2003 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8B18 #58188B

analogous

#858B18 #4B8B18 #188B1E

triadic

#4B8B18 #184B8B #8B184B

tetradic

#4B8B18 #18858B #58188B #8B1E18

square

#4B8B18 #18858B #58188B #8B1E18

split-complementary

#4B8B18 #1E188B #8B1885

monochromatic

#132306 #2F570F #4B8B18 #67BF21 #86DE3F

Accessibility & contrast

On white

4.20

#4B8B18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#4B8B18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8B18

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8B18	#FFFFFF	#000000	##000000
##4B8B18	1.00	4.20	5.01	5.01
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#887A26

Tritanopia (blue-blind)

#498576

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4b8b18;
/* rgb */ color: rgb(75, 139, 24);
/* oklch */ color: oklch(57.2% 0.157 135.1);

Tailwind

colors: {
  custom: {
    50: '#84ad60',
    500: '#4b8b18',
    950: '#000000',
  },
}

SCSS

$custom: #4b8b18;
$custom-light: #84ad60;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8b18",
  "rgb": {
    "r": 75,
    "g": 139,
    "b": 24
  },
  "hsl": {
    "h": 93.391,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.57187,
    "c": 0.15656,
    "h": 135.1
  },
  "luminance": 0.20027
}

Semantic roles & 50–950 ramp

primary

#4B8B18

secondary

#8740BE

accent

#3AED9E

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0B1005

muted

#7C7F7A

Preview Lab

Preview with #4B8B18

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

Preview Lab → · Contrast checker → · Palette generator →