#3F8B16#3F8B16

#3F8B16 is a mid, vivid yellow-green. Relative luminance 0.196; OKLCH L 56.6% C 0.164 H 137.6°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#3F8B16
RGB	rgb(63, 139, 22)
HSL	hsl(99, 73%, 32%)
HSV	hsv(99, 84%, 55%)
CMYK	cmyk(54.7%, 0%, 84.2%, 45.5%)
CIE-LAB	lab(51.36, -43.56, 50.01)
CIE-LCH	lch(51.36, 66.32, 131.06°)
OKLab	oklab(56.63% -0.1208 0.1102)
OKLCH	oklch(56.63% 0.164 137.6)
XYZ	xyz(11.4269, 19.5790, 3.9359)
Luminance	0.1958 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8B16 #62168B

analogous

#7A8B16 #3F8B16 #168B27

triadic

#3F8B16 #163F8B #8B163F

tetradic

#3F8B16 #167A8B #62168B #8B2716

square

#3F8B16 #167A8B #62168B #8B2716

split-complementary

#3F8B16 #27168B #8B167A

monochromatic

#0F2105 #27560E #3F8B16 #57C01E #75E03B

Accessibility & contrast

On white

4.27

#3F8B16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#3F8B16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8B16

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8B16	#FFFFFF	#000000	##000000
##3F8B16	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907E00

Deuteranopia (green-blind)

#867825

Tritanopia (blue-blind)

#398676

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3f8b16;
/* rgb */ color: rgb(63, 139, 22);
/* oklch */ color: oklch(56.6% 0.164 137.6);

Tailwind

colors: {
  custom: {
    50: '#7dad5f',
    500: '#3f8b16',
    950: '#000000',
  },
}

SCSS

$custom: #3f8b16;
$custom-light: #7dad5f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8b16",
  "rgb": {
    "r": 63,
    "g": 139,
    "b": 22
  },
  "hsl": {
    "h": 98.974,
    "s": 72.671,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56627,
    "c": 0.16352,
    "h": 137.6
  },
  "luminance": 0.1958
}

Semantic roles & 50–950 ramp

primary

#3F8B16

secondary

#923EBF

accent

#38EFAF

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #3F8B16

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

Preview Lab → · Contrast checker → · Palette generator →