#3F8418#3F8418

#3F8418 is a mid, vivid yellow-green. Relative luminance 0.176; OKLCH L 54.7% C 0.154 H 137.2°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F8418
RGB	rgb(63, 132, 24)
HSL	hsl(98, 69%, 31%)
HSV	hsv(98, 82%, 52%)
CMYK	cmyk(52.3%, 0%, 81.8%, 48.2%)
CIE-LAB	lab(49.04, -40.68, 47.27)
CIE-LCH	lch(49.04, 62.37, 130.72°)
OKLab	oklab(54.72% -0.113 0.1048)
OKLCH	oklch(54.72% 0.154 137.2)
XYZ	xyz(10.4657, 17.6245, 3.7144)
Luminance	0.1762 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8418 #5D1884

analogous

#758418 #3F8418 #188427

triadic

#3F8418 #183F84 #84183F

tetradic

#3F8418 #187584 #5D1884 #842718

square

#3F8418 #187584 #5D1884 #842718

split-complementary

#3F8418 #271884 #841875

monochromatic

#0E1C05 #26500F #3F8418 #58B821 #75DB3B

Accessibility & contrast

On white

4.64

#3F8418 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#3F8418 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3F8418

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8418	#FFFFFF	#000000	##FFFFFF
##3F8418	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#897800

Deuteranopia (green-blind)

#807225

Tritanopia (blue-blind)

#3B7F70

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3f8418;
/* rgb */ color: rgb(63, 132, 24);
/* oklch */ color: oklch(54.7% 0.154 137.2);

Tailwind

colors: {
  custom: {
    50: '#7ca85f',
    500: '#3f8418',
    950: '#000000',
  },
}

SCSS

$custom: #3f8418;
$custom-light: #7ca85f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8418",
  "rgb": {
    "r": 63,
    "g": 132,
    "b": 24
  },
  "hsl": {
    "h": 98.333,
    "s": 69.231,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54718,
    "c": 0.15408,
    "h": 137.2
  },
  "luminance": 0.17625
}

Semantic roles & 50–950 ramp

primary

#3F8418

secondary

#8D40B8

accent

#3CECAC

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #3F8418

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

Preview Lab → · Contrast checker → · Palette generator →