Palettes / Colors / #42FFBB

#42FFBB — Vivid Green

#42FFBB is a green color we call Vivid Green, closest to the named color Turquoise (#40E0D0). It belongs to the green family.

Color name

Closest CSS keyword: turquoise (#40E0D0) — not an exact match. CSS turquoise gives you #40E0D0, a different color; use #42FFBB 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.

#42FFBB 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 #FF4287; it also sits naturally between #42FF5B and #42E6FF. 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 26% · Green 100% · Blue 73%

Cyan 74% · Magenta 0% · Yellow 27% · Key 0%

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

Previews

CSS code for #42FFBB

.text { color: #42FFBB; }
.background { background-color: #42FFBB; }
.border { border: 3px solid #42FFBB; }
.text-rgb { color: rgb(66, 255, 187); }
.text-hsl { color: hsl(158, 100%, 63%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #42FFBB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(66, 255, 187, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #42FFBB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(66, 255, 187, 0.8); }

HTML: <p style="color:#42FFBB">Text here</p> · <div style="background-color:#42FFBB">Div content here</div>

Shades of #42FFBB

Tints of #42FFBB

Tones of #42FFBB

Color harmonies

Complementary — #FF4287:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #42FFBB: #000000.

Semi-transparent (opacity) text on #42FFBB

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 #42FFBB 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 #42FFBB 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

← #42FFBA  ·  #42FFBC →

Frequently asked questions

What color is #42FFBB?

#42FFBB is Vivid Green, a green color (RGB 66, 255, 187). Its closest standard named color is Turquoise.

What is the RGB and HSL of #42FFBB?

#42FFBB is RGB 66, 255, 187 — HSL 158°, 100%, 63% — CMYK 74%, 0%, 27%, 0%.

What colors go with #42FFBB?

Its complement is #FF4287; analogous partners are #42FF5B and #42E6FF. It also appears in 6+ palettes in our collection.

Can I use #42FFBB for text?

Black text on #42FFBB has a contrast ratio of 16.25:1 (passes WCAG AA); white text gives 1.29:1.