#4B8A18#4B8A18

#4B8A18 is a mid, vivid yellow-green. Relative luminance 0.197; OKLCH L 56.9% C 0.155 H 135.0°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4B8A18
RGB	rgb(75, 138, 24)
HSL	hsl(93, 70%, 32%)
HSV	hsv(93, 83%, 54%)
CMYK	cmyk(45.7%, 0%, 82.6%, 45.9%)
CIE-LAB	lab(51.54, -39.21, 49.78)
CIE-LCH	lch(51.54, 63.37, 128.23°)
OKLab	oklab(56.92% -0.1098 0.1098)
OKLCH	oklch(56.92% 0.155 135)
XYZ	xyz(12.1547, 19.7380, 4.0333)
Luminance	0.1974 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8A18 #57188A

analogous

#848A18 #4B8A18 #188A1E

triadic

#4B8A18 #184B8A #8A184B

tetradic

#4B8A18 #18848A #57188A #8A1E18

square

#4B8A18 #18848A #57188A #8A1E18

split-complementary

#4B8A18 #1E188A #8A1884

monochromatic

#122206 #2F560F #4B8A18 #67BE21 #86DE3F

Accessibility & contrast

On white

4.24

#4B8A18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#4B8A18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8A18

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8A18	#FFFFFF	#000000	##000000
##4B8A18	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E00

Deuteranopia (green-blind)

#877925

Tritanopia (blue-blind)

#498475

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4b8a18;
/* rgb */ color: rgb(75, 138, 24);
/* oklch */ color: oklch(56.9% 0.155 135.0);

Tailwind

colors: {
  custom: {
    50: '#84ad60',
    500: '#4b8a18',
    950: '#000000',
  },
}

SCSS

$custom: #4b8a18;
$custom-light: #84ad60;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8a18",
  "rgb": {
    "r": 75,
    "g": 138,
    "b": 24
  },
  "hsl": {
    "h": 93.158,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.56919,
    "c": 0.15532,
    "h": 135
  },
  "luminance": 0.19739
}

Semantic roles & 50–950 ramp

primary

#4B8A18

secondary

#8540BD

accent

#3BED9D

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0B1005

muted

#7C7F79

Preview Lab

Preview with #4B8A18

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

Preview Lab → · Contrast checker → · Palette generator →