Palettes / Colors / #516BEB

#516BEB — Vivid Blue

#516BEB 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 #516BEB 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.

#516BEB 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 #EBD152; it also sits naturally between #52B8EB and #8552EB. 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 32% · Green 42% · Blue 92%

Cyan 66% · Magenta 54% · Yellow 0% · Key 8%

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

Previews

CSS code for #516BEB

.text { color: #516BEB; }
.background { background-color: #516BEB; }
.border { border: 3px solid #516BEB; }
.text-rgb { color: rgb(81, 107, 235); }
.text-hsl { color: hsl(230, 79%, 62%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #516BEB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 107, 235, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #516BEB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 107, 235, 0.8); }

HTML: <p style="color:#516BEB">Text here</p> · <div style="background-color:#516BEB">Div content here</div>

Shades of #516BEB

Tints of #516BEB

Tones of #516BEB

Color harmonies

Complementary — #EBD152:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #516BEB: #000000.

Semi-transparent (opacity) text on #516BEB

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 #516BEB 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 #516BEB 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

← #516BEA  ·  #516BEC →

Frequently asked questions

What color is #516BEB?

#516BEB is Vivid Blue, a blue color (RGB 81, 107, 235). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #516BEB?

#516BEB is RGB 81, 107, 235 — HSL 230°, 79%, 62% — CMYK 66%, 54%, 0%, 8%.

What colors go with #516BEB?

Its complement is #EBD152; analogous partners are #52B8EB and #8552EB. It also appears in 6+ palettes in our collection.

Can I use #516BEB for text?

Black text on #516BEB has a contrast ratio of 4.65:1 (passes WCAG AA); white text gives 4.51:1.