Palettes / Colors / #3FBBFB

#3FBBFB — Vivid Blue

#3FBBFB is a blue color we call Vivid Blue, closest to the named color MediumTurquoise (#48D1CC). It belongs to the blue family.

Color name

Closest CSS keyword: mediumturquoise (#48D1CC) — not an exact match. CSS mediumturquoise gives you #48D1CC, a different color; use #3FBBFB 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.

#3FBBFB is a cool blue color associated with trust, calm and professionalism. 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 #FB7F41; it also sits naturally between #41FBDC and #4160FB. 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 25% · Green 73% · Blue 98%

Cyan 75% · Magenta 25% · Yellow 0% · Key 2%

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

Previews

CSS code for #3FBBFB

.text { color: #3FBBFB; }
.background { background-color: #3FBBFB; }
.border { border: 3px solid #3FBBFB; }
.text-rgb { color: rgb(63, 187, 251); }
.text-hsl { color: hsl(200, 96%, 62%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #3FBBFB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(63, 187, 251, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #3FBBFB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(63, 187, 251, 0.8); }

HTML: <p style="color:#3FBBFB">Text here</p> · <div style="background-color:#3FBBFB">Div content here</div>

Shades of #3FBBFB

Tints of #3FBBFB

Tones of #3FBBFB

Color harmonies

Complementary — #FB7F41:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #3FBBFB: #000000.

Semi-transparent (opacity) text on #3FBBFB

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 #3FBBFB 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 #3FBBFB 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

← #3FBBFA  ·  #3FBBFC →

Frequently asked questions

What color is #3FBBFB?

#3FBBFB is Vivid Blue, a blue color (RGB 63, 187, 251). Its closest standard named color is MediumTurquoise.

What is the RGB and HSL of #3FBBFB?

#3FBBFB is RGB 63, 187, 251 — HSL 200°, 96%, 62% — CMYK 75%, 25%, 0%, 2%.

What colors go with #3FBBFB?

Its complement is #FB7F41; analogous partners are #41FBDC and #4160FB. It also appears in 6+ palettes in our collection.

Can I use #3FBBFB for text?

Black text on #3FBBFB has a contrast ratio of 9.71:1 (passes WCAG AA); white text gives 2.16:1.