Palettes / Colors / #4E63FB

#4E63FB — Vivid Blue

#4E63FB 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 #4E63FB 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.

#4E63FB 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 #FBE750; it also sits naturally between #50BAFB and #9250FB. 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 39% · Blue 98%

Cyan 69% · Magenta 61% · Yellow 0% · Key 2%

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

Previews

CSS code for #4E63FB

.text { color: #4E63FB; }
.background { background-color: #4E63FB; }
.border { border: 3px solid #4E63FB; }
.text-rgb { color: rgb(78, 99, 251); }
.text-hsl { color: hsl(233, 96%, 65%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #4E63FB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(78, 99, 251, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #4E63FB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(78, 99, 251, 0.8); }

HTML: <p style="color:#4E63FB">Text here</p> · <div style="background-color:#4E63FB">Div content here</div>

Shades of #4E63FB

Tints of #4E63FB

Tones of #4E63FB

Color harmonies

Complementary — #FBE750:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #4E63FB: #FFFFFF.

Semi-transparent (opacity) text on #4E63FB

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 #4E63FB 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 #4E63FB 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

← #4E63FA  ·  #4E63FC →

Frequently asked questions

What color is #4E63FB?

#4E63FB is Vivid Blue, a blue color (RGB 78, 99, 251). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #4E63FB?

#4E63FB is RGB 78, 99, 251 — HSL 233°, 96%, 65% — CMYK 69%, 61%, 0%, 2%.

What colors go with #4E63FB?

Its complement is #FBE750; analogous partners are #50BAFB and #9250FB. It also appears in 6+ palettes in our collection.

Can I use #4E63FB for text?

White text on #4E63FB has a contrast ratio of 4.66:1 (passes WCAG AA); black text gives 4.50:1.