Palettes / Colors / #33FF99

#33FF99 — Vivid Green

#33FF99 is a green color we call Vivid Green, closest to the named color MediumSpringGreen (#00FA9A). It belongs to the green family.

Color name

Closest CSS keyword: mediumspringgreen (#00FA9A) — not an exact match. CSS mediumspringgreen gives you #00FA9A, a different color; use #33FF99 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.

#33FF99 is a cool 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 #FF3399; it also sits naturally between #33FF33 and #33FFFF. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 20% · Green 100% · Blue 60%

Cyan 80% · Magenta 0% · Yellow 40% · Key 0%

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

Previews

CSS code for #33FF99

.text { color: #33FF99; }
.background { background-color: #33FF99; }
.border { border: 3px solid #33FF99; }
.text-rgb { color: rgb(51, 255, 153); }
.text-hsl { color: hsl(150, 100%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #33FF99; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(51, 255, 153, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #33FF99; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(51, 255, 153, 0.8); }

HTML: <p style="color:#33FF99">Text here</p> · <div style="background-color:#33FF99">Div content here</div>

Shades of #33FF99

Tints of #33FF99

Tones of #33FF99

Color harmonies

Complementary — #FF3399:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #33FF99: #000000.

Semi-transparent (opacity) text on #33FF99

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 #33FF99 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 #33FF99 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

← #33FF98  ·  #33FF9A →

Frequently asked questions

What color is #33FF99?

#33FF99 is Vivid Green, a green color (RGB 51, 255, 153). Its closest standard named color is MediumSpringGreen.

What is the RGB and HSL of #33FF99?

#33FF99 is RGB 51, 255, 153 — HSL 150°, 100%, 60% — CMYK 80%, 0%, 40%, 0%.

What colors go with #33FF99?

Its complement is #FF3399; analogous partners are #33FF33 and #33FFFF. It also appears in 6+ palettes in our collection.

Can I use #33FF99 for text?

Black text on #33FF99 has a contrast ratio of 15.90:1 (passes WCAG AA); white text gives 1.32:1.