Palettes / Colors / #516BE6

#516BE6 — Blue

#516BE6 is a blue color we call 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 #516BE6 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.

#516BE6 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 #E6CD51; it also sits naturally between #51B4E6 and #8351E6. 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 90%

Cyan 65% · Magenta 53% · Yellow 0% · Key 10%

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

Previews

CSS code for #516BE6

.text { color: #516BE6; }
.background { background-color: #516BE6; }
.border { border: 3px solid #516BE6; }
.text-rgb { color: rgb(81, 107, 230); }
.text-hsl { color: hsl(230, 75%, 61%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #516BE6; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 107, 230, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #516BE6; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 107, 230, 0.8); }

HTML: <p style="color:#516BE6">Text here</p> · <div style="background-color:#516BE6">Div content here</div>

Shades of #516BE6

Tints of #516BE6

Tones of #516BE6

Color harmonies

Complementary — #E6CD51:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #516BE6: #000000.

Semi-transparent (opacity) text on #516BE6

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 #516BE6 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 #516BE6 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

← #516BE5  ·  #516BE7 →

Frequently asked questions

What color is #516BE6?

#516BE6 is Blue, a blue color (RGB 81, 107, 230). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #516BE6?

#516BE6 is RGB 81, 107, 230 — HSL 230°, 75%, 61% — CMYK 65%, 53%, 0%, 10%.

What colors go with #516BE6?

Its complement is #E6CD51; analogous partners are #51B4E6 and #8351E6. It also appears in 6+ palettes in our collection.

Can I use #516BE6 for text?

Black text on #516BE6 has a contrast ratio of 4.60:1 (passes WCAG AA); white text gives 4.57:1.