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#3F7340 Color

#3F7340 is rgb(63, 115, 64) in RGB, hsl(121, 29%, 35%) in HSL, and about cmyk(45%, 0%, 44%, 55%) in CMYK. It has no registered color name of its own — the closest is Fern Green (#4F7942), clearly related but distinguishable side by side at ΔE 5.06. White text is the more readable choice on this background.

#3F7340
HEX#3F7340
RGBrgb(63, 115, 64)
HSLhsl(121, 29%, 35%)
HSVhsv(121, 45%, 45%)
CMYKcmyk(45%, 0%, 44%, 55%)
OKLCHoklch(50.5% 0.097 144.4)
LABlab(43.81% -26.84 22.55)
LCHlch(43.81% 35.06 139.97)

What #3F7340 Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #3F7340, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Fern Green#4F7942ΔE 5.06Artichoke Green#4B6F44ΔE 7.19Mughal Green#306030ΔE 7.55Middle Green#4D8C57ΔE 9.81Dark Spring Green#177245ΔE 10.16Amazon#3B7A57ΔE 10.16

Browse the full index of named colors A-Z or every green in the library.

#3F7340 Channel Values

How #3F7340 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 63 · G 115 · B 648-bit channels as sent to the display
HSLH 121° · S 29% · L 35%Easiest model for building lighter and darker variants
HSVH 121° · S 45% · V 45%Matches the picker in most design tools
CMYKC 45% · M 0% · Y 44% · K 55%Approximate ink mix; confirm with an ICC profile before printing
Luminance5.62:1 vs white · 3.74:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #3F7340 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

TextWhite text5.62:1AA normal AA large AAA normal
Fails AABlack text3.74:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #3F7340 in the contrast checker.

Colors That Go With #3F7340

Pairings derived from color-wheel relationships. The complementary color sits opposite #3F7340; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#3F7340
Complementary
#733F72
Analogous
#58733F
Analogous
#3F735A
Triadic
#403F73
Triadic
#73403F
Split comp.
#5A3F73
Split comp.
#733F58

Tints & Shades of #3F7340

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#509151
#64AA66
#82BA83
#A0CAA0
#BDDBBE
#DBEBDB

Shades

#386639
#2F5630
#284828
#1F381F
#182B18
#0E1A0F

Want a full 50-950 ramp with semantic roles? Generate design tokens from #3F7340.

How #3F7340 Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#3F7340
Protanopia#6C6C40
Protanomaly#5D6F40
Deuteranopia#656542
Deuteranomaly#586B41
Tritanopia#486E6E
Tritanomaly#45705F
Achromatopsia#676767

Test a full palette in the color blindness simulator.

Using #3F7340 in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-3f7340: #3F7340;
CSS backgroundbackground-color: #3F7340;
Tailwind configcolors: { 'color-3f7340': '#3F7340' }
SwiftUIColor(red: 0.247, green: 0.451, blue: 0.251)
Android XML<color name="color_3f7340">#3F7340</color>
SVG fillfill="#3F7340"

More Green Colors

#3F7340 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#3F7340 Frequently Asked Questions

What color is #3F7340?

#3F7340 is a dark green — rgb(63, 115, 64) in RGB and hsl(121, 29%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Fern Green (#4F7942), which is clearly related but distinguishable side by side at a CIE76 distance of 5.06.

What is the RGB value of #3F7340?

#3F7340 is rgb(63, 115, 64) — red 63, green 115, and blue 64 on the 0-255 scale.

What is the CMYK value of #3F7340?

#3F7340 converts to approximately cmyk(45%, 0%, 44%, 55%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #3F7340 be black or white?

White text is the more readable choice. #3F7340 scores 5.62:1 against white and 3.74:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #3F7340 as a CSS color keyword?

No. #3F7340 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is darkolivegreen (#556B2F) at a CIE76 distance of 13.1, which is visibly different.

Open #3F7340 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every green in the color library, the guide to shades of green, or the full color library.