Palettes / Colors / #4ECCFB

#4ECCFB — Vivid Blue

#4ECCFB 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 #4ECCFB 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.

#4ECCFB 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 #FB7E50; it also sits naturally between #50FBD3 and #5078FB. 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 31% · Green 80% · Blue 98%

Cyan 69% · Magenta 19% · Yellow 0% · Key 2%

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

Previews

CSS code for #4ECCFB

.text { color: #4ECCFB; }
.background { background-color: #4ECCFB; }
.border { border: 3px solid #4ECCFB; }
.text-rgb { color: rgb(78, 204, 251); }
.text-hsl { color: hsl(196, 96%, 65%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #4ECCFB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(78, 204, 251, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #4ECCFB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(78, 204, 251, 0.8); }

HTML: <p style="color:#4ECCFB">Text here</p> · <div style="background-color:#4ECCFB">Div content here</div>

Shades of #4ECCFB

Tints of #4ECCFB

Tones of #4ECCFB

Color harmonies

Complementary — #FB7E50:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #4ECCFB: #000000.

Semi-transparent (opacity) text on #4ECCFB

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 #4ECCFB 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 #4ECCFB 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

← #4ECCFA  ·  #4ECCFC →

Frequently asked questions

What color is #4ECCFB?

#4ECCFB is Vivid Blue, a blue color (RGB 78, 204, 251). Its closest standard named color is MediumTurquoise.

What is the RGB and HSL of #4ECCFB?

#4ECCFB is RGB 78, 204, 251 — HSL 196°, 96%, 65% — CMYK 69%, 19%, 0%, 2%.

What colors go with #4ECCFB?

Its complement is #FB7E50; analogous partners are #50FBD3 and #5078FB. It also appears in 6+ palettes in our collection.

Can I use #4ECCFB for text?

Black text on #4ECCFB has a contrast ratio of 11.35:1 (passes WCAG AA); white text gives 1.85:1.