#3F8918#3F8918

#3F8918 is a mid, vivid yellow-green. Relative luminance 0.190; OKLCH L 56.1% C 0.160 H 137.6°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3F8918
RGB	rgb(63, 137, 24)
HSL	hsl(99, 70%, 32%)
HSV	hsv(99, 82%, 54%)
CMYK	cmyk(54%, 0%, 82.5%, 46.3%)
CIE-LAB	lab(50.70, -42.67, 48.82)
CIE-LCH	lch(50.70, 64.84, 131.16°)
OKLab	oklab(56.09% -0.1183 0.108)
OKLCH	oklch(56.09% 0.16 137.6)
XYZ	xyz(11.1601, 19.0132, 3.9458)
Luminance	0.1901 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8918 #621889

analogous

#788918 #3F8918 #18892A

triadic

#3F8918 #183F89 #89183F

tetradic

#3F8918 #187889 #621889 #892A18

square

#3F8918 #187889 #621889 #892A18

split-complementary

#3F8918 #2A1889 #891878

monochromatic

#0F2106 #27550F #3F8918 #57BD21 #75DD3E

Accessibility & contrast

On white

4.37

#3F8918 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#3F8918 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8918

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8918	#FFFFFF	#000000	##000000
##3F8918	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7C00

Deuteranopia (green-blind)

#847626

Tritanopia (blue-blind)

#398474

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3f8918;
/* rgb */ color: rgb(63, 137, 24);
/* oklch */ color: oklch(56.1% 0.160 137.6);

Tailwind

colors: {
  custom: {
    50: '#7dac60',
    500: '#3f8918',
    950: '#000000',
  },
}

SCSS

$custom: #3f8918;
$custom-light: #7dac60;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8918",
  "rgb": {
    "r": 63,
    "g": 137,
    "b": 24
  },
  "hsl": {
    "h": 99.292,
    "s": 70.186,
    "l": 31.569
  },
  "oklch": {
    "l": 0.5609,
    "c": 0.16021,
    "h": 137.6
  },
  "luminance": 0.19014
}

Semantic roles & 50–950 ramp

primary

#3F8918

secondary

#9240BD

accent

#3BEDAF

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #3F8918

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

Preview Lab → · Contrast checker → · Palette generator →