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#3FC43B Color

#3FC43B is rgb(63, 196, 59) in RGB, hsl(118, 54%, 50%) in HSL, and about cmyk(68%, 0%, 70%, 23%) in CMYK. It has no registered color name of its own — the closest is Dark Pastel Green (#03C03C), clearly related but distinguishable side by side at ΔE 6.18. Black text is the more readable choice on this background.

#3FC43B
HEX#3FC43B
RGBrgb(63, 196, 59)
HSLhsl(118, 54%, 50%)
HSVhsv(118, 70%, 77%)
CMYKcmyk(68%, 0%, 70%, 23%)
OKLCHoklch(72.2% 0.21 142.6)
LABlab(70.14% -56.53 54.57)
LCHlch(70.14% 78.57 136.01)

What #3FC43B 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 #3FC43B, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

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

#3FC43B Channel Values

How #3FC43B 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 196 · B 598-bit channels as sent to the display
HSLH 118° · S 54% · L 50%Easiest model for building lighter and darker variants
HSVH 118° · S 70% · V 77%Matches the picker in most design tools
CMYKC 68% · M 0% · Y 70% · K 23%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.29:1 vs white · 9.17:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #3FC43B 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.

Fails AAWhite text2.29:1AA normal AA large AAA normal
TextBlack text9.17:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #3FC43B in the contrast checker.

Colors That Go With #3FC43B

Pairings derived from color-wheel relationships. The complementary color sits opposite #3FC43B; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #3FC43B

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

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #3FC43B.

How #3FC43B 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#3FC43B
Protanopia#B6B63D
Protanomaly#95BC3C
Deuteranopia#A7A744
Deuteranomaly#89B341
Tritanopia#5FB9B9
Tritanomaly#54BE97
Achromatopsia#ABABAB

Test a full palette in the color blindness simulator.

Using #3FC43B in Code

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

CSS custom property--color-3fc43b: #3FC43B;
CSS backgroundbackground-color: #3FC43B;
Tailwind configcolors: { 'color-3fc43b': '#3FC43B' }
SwiftUIColor(red: 0.247, green: 0.769, blue: 0.231)
Android XML<color name="color_3fc43b">#3FC43B</color>
SVG fillfill="#3FC43B"

More Green Colors

#3FC43B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#3FC43B Frequently Asked Questions

What color is #3FC43B?

#3FC43B is a mid-tone green — rgb(63, 196, 59) in RGB and hsl(118, 54%, 50%) in HSL. It carries no registered color name of its own; the closest named color is Dark Pastel Green (#03C03C), which is clearly related but distinguishable side by side at a CIE76 distance of 6.18.

What is the RGB value of #3FC43B?

#3FC43B is rgb(63, 196, 59) — red 63, green 196, and blue 59 on the 0-255 scale.

What is the CMYK value of #3FC43B?

#3FC43B converts to approximately cmyk(68%, 0%, 70%, 23%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #3FC43B be black or white?

Black text is the more readable choice. #3FC43B scores 2.29:1 against white and 9.17:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #3FC43B as a CSS color keyword?

No. #3FC43B 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 limegreen (#32CD32) at a CIE76 distance of 8.07, which is clearly related but distinguishable side by side.

Open #3FC43B in a Tool

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