Palettes / Colors / #3BE21B

#3BE21B — Vivid Green

#3BE21B is a green color we call Vivid Green, closest to the named color Lime (#00FF00). It belongs to the green family.

Color name

Closest CSS keyword: lime (#00FF00) — not an exact match. CSS lime gives you #00FF00, a different color; use #3BE21B when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#3BE21B is a warm-leaning green color associated with growth, calm and balance. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #C31BE4; it also sits naturally between #A1E41B and #1BE45E. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 23% · Green 89% · Blue 11%

Cyan 74% · Magenta 0% · Yellow 88% · Key 11%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #3BE21B

.text { color: #3BE21B; }
.background { background-color: #3BE21B; }
.border { border: 3px solid #3BE21B; }
.text-rgb { color: rgb(59, 226, 27); }
.text-hsl { color: hsl(110, 79%, 50%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #3BE21B; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(59, 226, 27, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #3BE21B; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(59, 226, 27, 0.8); }

HTML: <p style="color:#3BE21B">Text here</p> · <div style="background-color:#3BE21B">Div content here</div>

Shades of #3BE21B

Tints of #3BE21B

Tones of #3BE21B

Color harmonies

Complementary — #C31BE4:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #3BE21B: #000000.

Semi-transparent (opacity) text on #3BE21B

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #3BE21B looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #3BE21B rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #3BE21A  ·  #3BE21C →

Frequently asked questions

What color is #3BE21B?

#3BE21B is Vivid Green, a green color (RGB 59, 226, 27). Its closest standard named color is Lime.

What is the RGB and HSL of #3BE21B?

#3BE21B is RGB 59, 226, 27 — HSL 110°, 79%, 50% — CMYK 74%, 0%, 88%, 11%.

What colors go with #3BE21B?

Its complement is #C31BE4; analogous partners are #A1E41B and #1BE45E. It also appears in 6+ palettes in our collection.

Can I use #3BE21B for text?

Black text on #3BE21B has a contrast ratio of 12.08:1 (passes WCAG AA); white text gives 1.74:1.