Palettes / Colors / #4E57FC

#4E57FC — Vivid Blue

#4E57FC is a blue color we call Vivid Blue, closest to the named color RoyalBlue (#4169E1). It belongs to the blue family.

Color name

Closest CSS keyword: royalblue (#4169E1) — not an exact match. CSS royalblue gives you #4169E1, a different color; use #4E57FC 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.

#4E57FC 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 #FCF44F; it also sits naturally between #4FAEFC and #9D4FFC. 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 34% · Blue 99%

Cyan 69% · Magenta 65% · Yellow 0% · Key 1%

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

Previews

CSS code for #4E57FC

.text { color: #4E57FC; }
.background { background-color: #4E57FC; }
.border { border: 3px solid #4E57FC; }
.text-rgb { color: rgb(78, 87, 252); }
.text-hsl { color: hsl(237, 97%, 65%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #4E57FC; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(78, 87, 252, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #4E57FC; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(78, 87, 252, 0.8); }

HTML: <p style="color:#4E57FC">Text here</p> · <div style="background-color:#4E57FC">Div content here</div>

Shades of #4E57FC

Tints of #4E57FC

Tones of #4E57FC

Color harmonies

Complementary — #FCF44F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #4E57FC: #FFFFFF.

Semi-transparent (opacity) text on #4E57FC

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 #4E57FC 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 #4E57FC 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

← #4E57FB  ·  #4E57FD →

Frequently asked questions

What color is #4E57FC?

#4E57FC is Vivid Blue, a blue color (RGB 78, 87, 252). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #4E57FC?

#4E57FC is RGB 78, 87, 252 — HSL 237°, 97%, 65% — CMYK 69%, 65%, 0%, 1%.

What colors go with #4E57FC?

Its complement is #FCF44F; analogous partners are #4FAEFC and #9D4FFC. It also appears in 6+ palettes in our collection.

Can I use #4E57FC for text?

White text on #4E57FC has a contrast ratio of 5.13:1 (passes WCAG AA); black text gives 4.09:1.