Palettes / Colors / #3FA503

#3FA503 — Vivid Green

#3FA503 is a green color we call Vivid Green, closest to the named color ForestGreen (#228B22). It belongs to the green family.

Color name

Closest CSS keyword: forestgreen (#228B22) — not an exact match. CSS forestgreen gives you #228B22, a different color; use #3FA503 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.

#3FA503 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 #6A03A5; it also sits naturally between #8FA503 and #03A519. 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 25% · Green 65% · Blue 1%

Cyan 62% · Magenta 0% · Yellow 98% · Key 35%

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

Previews

CSS code for #3FA503

.text { color: #3FA503; }
.background { background-color: #3FA503; }
.border { border: 3px solid #3FA503; }
.text-rgb { color: rgb(63, 165, 3); }
.text-hsl { color: hsl(98, 96%, 33%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #3FA503; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(63, 165, 3, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #3FA503; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(63, 165, 3, 0.8); }

HTML: <p style="color:#3FA503">Text here</p> · <div style="background-color:#3FA503">Div content here</div>

Shades of #3FA503

Tints of #3FA503

Tones of #3FA503

Color harmonies

Complementary — #6A03A5:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #3FA503: #000000.

Semi-transparent (opacity) text on #3FA503

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 #3FA503 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 #3FA503 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

← #3FA502  ·  #3FA504 →

Frequently asked questions

What color is #3FA503?

#3FA503 is Vivid Green, a green color (RGB 63, 165, 3). Its closest standard named color is ForestGreen.

What is the RGB and HSL of #3FA503?

#3FA503 is RGB 63, 165, 3 — HSL 98°, 96%, 33% — CMYK 62%, 0%, 98%, 35%.

What colors go with #3FA503?

Its complement is #6A03A5; analogous partners are #8FA503 and #03A519. It also appears in 6+ palettes in our collection.

Can I use #3FA503 for text?

Black text on #3FA503 has a contrast ratio of 6.59:1 (passes WCAG AA); white text gives 3.18:1.