Palettes / Colors / #42E6FF

#42E6FF — Vivid Teal

#42E6FF is a teal color we call Vivid Teal, closest to the named color Turquoise (#40E0D0). It belongs to the teal family.

Color name

Closest CSS keyword: turquoise (#40E0D0) — not an exact match. CSS turquoise gives you #40E0D0, a different color; use #42E6FF 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.

#42E6FF 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 #FF5B42; it also sits naturally between #42FFBA and #4287FF. 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 90% · Blue 100%

Cyan 74% · Magenta 10% · Yellow 0% · Key 0%

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

Previews

CSS code for #42E6FF

.text { color: #42E6FF; }
.background { background-color: #42E6FF; }
.border { border: 3px solid #42E6FF; }
.text-rgb { color: rgb(66, 230, 255); }
.text-hsl { color: hsl(188, 100%, 63%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #42E6FF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(66, 230, 255, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #42E6FF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(66, 230, 255, 0.8); }

HTML: <p style="color:#42E6FF">Text here</p> · <div style="background-color:#42E6FF">Div content here</div>

Shades of #42E6FF

Tints of #42E6FF

Tones of #42E6FF

Color harmonies

Complementary — #FF5B42:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #42E6FF: #000000.

Semi-transparent (opacity) text on #42E6FF

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 #42E6FF 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 #42E6FF 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

← #42E6FE  ·  #42E700 →

Frequently asked questions

What color is #42E6FF?

#42E6FF is Vivid Teal, a teal color (RGB 66, 230, 255). Its closest standard named color is Turquoise.

What is the RGB and HSL of #42E6FF?

#42E6FF is RGB 66, 230, 255 — HSL 188°, 100%, 63% — CMYK 74%, 10%, 0%, 0%.

What colors go with #42E6FF?

Its complement is #FF5B42; analogous partners are #42FFBA and #4287FF. It also appears in 6+ palettes in our collection.

Can I use #42E6FF for text?

Black text on #42E6FF has a contrast ratio of 13.99:1 (passes WCAG AA); white text gives 1.50:1.