Palettes / Colors / #4ECC04

#4ECC04 — Vivid Green

#4ECC04 is a green color we call Vivid Green, closest to the named color LawnGreen (#7CFC00). It belongs to the green family.

Color name

Closest CSS keyword: lawngreen (#7CFC00) — not an exact match. CSS lawngreen gives you #7CFC00, a different color; use #4ECC04 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.

#4ECC04 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 #8304CD; it also sits naturally between #B2CD04 and #04CD1F. 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 31% · Green 80% · Blue 2%

Cyan 62% · Magenta 0% · Yellow 98% · Key 20%

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

Previews

CSS code for #4ECC04

.text { color: #4ECC04; }
.background { background-color: #4ECC04; }
.border { border: 3px solid #4ECC04; }
.text-rgb { color: rgb(78, 204, 4); }
.text-hsl { color: hsl(98, 96%, 41%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #4ECC04; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(78, 204, 4, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #4ECC04; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(78, 204, 4, 0.8); }

HTML: <p style="color:#4ECC04">Text here</p> · <div style="background-color:#4ECC04">Div content here</div>

Shades of #4ECC04

Tints of #4ECC04

Tones of #4ECC04

Color harmonies

Complementary — #8304CD:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #4ECC04: #000000.

Semi-transparent (opacity) text on #4ECC04

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 #4ECC04 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 #4ECC04 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

← #4ECC03  ·  #4ECC05 →

Frequently asked questions

What color is #4ECC04?

#4ECC04 is Vivid Green, a green color (RGB 78, 204, 4). Its closest standard named color is LawnGreen.

What is the RGB and HSL of #4ECC04?

#4ECC04 is RGB 78, 204, 4 — HSL 98°, 96%, 41% — CMYK 62%, 0%, 98%, 20%.

What colors go with #4ECC04?

Its complement is #8304CD; analogous partners are #B2CD04 and #04CD1F. It also appears in 6+ palettes in our collection.

Can I use #4ECC04 for text?

Black text on #4ECC04 has a contrast ratio of 9.96:1 (passes WCAG AA); white text gives 2.11:1.