Swatch
#3F9B0B Grass Green
#3F9B0B is a dark, vivid green, known as Grass Green. In RGB it’s made of 24.7% red, 60.8% green, and 4.3% blue. Its hue is 98°, with 87% saturation and 33% lightness, so it reads as a cool color. Black text sits best on top of it.
Color codes
Tints, shades & tones
Tints add white, shades add black, tones add gray. Tap any one to open its page.
Tints
Shades
Tones
Color harmonies
Combinations from the color wheel, built around #3F9B0B.
Split complementary
The two neighbors of the complement: contrast that’s easier to balance.
Open in the palette creator →Tetradic
Two complementary pairs: rich, best with one color in charge.
Open in the palette creator →Contrast & readability
WCAG contrast ratios for text. 4.5:1 is the minimum for body text, 3:1 for large text.
White text on this color
3.56:1 AA LargeBlack text on this color
5.90:1 AAThis color as text on white
3.56:1 AA LargeThis color as text on black
5.90:1 AAHow it looks with color blindness
About 1 in 12 men and 1 in 200 women see color differently. Here’s #3F9B0B as they’d see it.
#3F9B0B in use
A headline in this color
Body text stays dark for reading; the color carries buttons, links, and accents.
On a dark background
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Questions about #3F9B0B
What color is #3F9B0B?
#3F9B0B is a dark, vivid green, known as Grass Green. In RGB it’s made of 24.7% red, 60.8% green, and 4.3% blue. Its hue is 98°, with 87% saturation and 33% lightness, so it reads as a cool color. Black text sits best on top of it.
What is #3F9B0B in RGB?
#3F9B0B is rgb(63, 155, 11): 63 red, 155 green, and 11 blue on a 0–255 scale.
What is #3F9B0B in CMYK?
Roughly cmyk(59, 0, 93, 39). Print results depend on paper and press, so proof it before a big print run.
What Pantone is closest to #3F9B0B?
PANTONE 361 C is the closest match in our list. Screen colors and ink never match perfectly; check a physical Pantone guide.
What color goes with #3F9B0B?
Its complement #B564E5 gives the strongest contrast. For something calmer, try its analogous neighbors, or its own tints and shades above.