Palettes / Colors / #42E9FF

#42E9FF — Vivid Teal

#42E9FF is a teal color we call Vivid Teal, closest to the named color Turquoise (#40E0D0). It belongs to the teal family.

#42E9FF is a cool teal color associated with freshness, clarity 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 #FF5842; it also sits naturally between #42FFB7 and #428BFF. 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 91% · Blue 100%

Cyan 74% · Magenta 9% · Yellow 0% · Key 0%

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

Previews

CSS code for #42E9FF

.text { color: #42E9FF; }
.background { background-color: #42E9FF; }
.border { border: 3px solid #42E9FF; }
.text-rgb { color: rgb(66, 233, 255); }
.text-hsl { color: hsl(187, 100%, 63%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #42E9FF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(66, 233, 255, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #42E9FF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(66, 233, 255, 0.8); }

HTML: <p style="color:#42E9FF">Text here</p> · <div style="background-color:#42E9FF">Div content here</div>

Shades of #42E9FF

Tints of #42E9FF

Tones of #42E9FF

Color harmonies

Complementary — #FF5842:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #42E9FF: #000000.

How #42E9FF 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 #42E9FF 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

← #42E9FE  ·  #42EA00 →

Frequently asked questions

What color is #42E9FF?

#42E9FF is Vivid Teal, a teal color (RGB 66, 233, 255). Its closest standard named color is Turquoise.

What is the RGB and HSL of #42E9FF?

#42E9FF is RGB 66, 233, 255 — HSL 187°, 100%, 63% — CMYK 74%, 9%, 0%, 0%.

What colors go with #42E9FF?

Its complement is #FF5842; analogous partners are #42FFB7 and #428BFF. It also appears in 6+ palettes in our collection.

Can I use #42E9FF for text?

Black text on #42E9FF has a contrast ratio of 14.33:1 (passes WCAG AA); white text gives 1.47:1.