#4C8018#4C8018

#4C8018 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.3% C 0.142 H 133.2°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4C8018
RGB	rgb(76, 128, 24)
HSL	hsl(90, 68%, 30%)
HSV	hsv(90, 81%, 50%)
CMYK	cmyk(40.6%, 0%, 81.3%, 49.8%)
CIE-LAB	lab(48.31, -34.54, 46.80)
CIE-LCH	lch(48.31, 58.17, 126.43°)
OKLab	oklab(54.29% -0.0974 0.1035)
OKLCH	oklch(54.29% 0.142 133.2)
XYZ	xyz(10.8644, 17.0403, 3.5806)
Luminance	0.1704 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C8018 #4C1880

analogous

#808018 #4C8018 #188018

triadic

#4C8018 #184C80 #80184C

tetradic

#4C8018 #188080 #4C1880 #801818

square

#4C8018 #188080 #4C1880 #801818

split-complementary

#4C8018 #181880 #801880

monochromatic

#0F1A05 #2D4C0E #4C8018 #6BB422 #89DA39

Accessibility & contrast

On white

4.76

#4C8018 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#4C8018 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C8018

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C8018	#FFFFFF	#000000	##FFFFFF
##4C8018	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857500

Deuteranopia (green-blind)

#7E7124

Tritanopia (blue-blind)

#4C7B6D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4c8018;
/* rgb */ color: rgb(76, 128, 24);
/* oklch */ color: oklch(54.3% 0.142 133.2);

Tailwind

colors: {
  custom: {
    50: '#83a55f',
    500: '#4c8018',
    950: '#000000',
  },
}

SCSS

$custom: #4c8018;
$custom-light: #83a55f;
$custom-dark: #000000;

JSON

{
  "hex": "#4c8018",
  "rgb": {
    "r": 76,
    "g": 128,
    "b": 24
  },
  "hsl": {
    "h": 90,
    "s": 68.421,
    "l": 29.804
  },
  "oklch": {
    "l": 0.54285,
    "c": 0.14212,
    "h": 133.2
  },
  "luminance": 0.17041
}

Semantic roles & 50–950 ramp

primary

#4C8018

secondary

#7A40B4

accent

#3DEB94

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0B0F05

muted

#7C7F79

Preview Lab

Preview with #4C8018

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

Preview Lab → · Contrast checker → · Palette generator →