Palettes / Colors / #516BD2

#516BD2 — Blue

#516BD2 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 #516BD2 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.

#516BD2 is a cool blue color associated with trust, calm and professionalism. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.

Its strongest partner is its complement #D2B851; it also sits naturally between #51ABD2 and #7751D2. 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 82%

Cyan 61% · Magenta 49% · Yellow 0% · Key 18%

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

Previews

CSS code for #516BD2

.text { color: #516BD2; }
.background { background-color: #516BD2; }
.border { border: 3px solid #516BD2; }
.text-rgb { color: rgb(81, 107, 210); }
.text-hsl { color: hsl(228, 59%, 57%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #516BD2; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(81, 107, 210, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #516BD2; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(81, 107, 210, 0.8); }

HTML: <p style="color:#516BD2">Text here</p> · <div style="background-color:#516BD2">Div content here</div>

Shades of #516BD2

Tints of #516BD2

Tones of #516BD2

Color harmonies

Complementary — #D2B851:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #516BD2: #FFFFFF.

Semi-transparent (opacity) text on #516BD2

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 #516BD2 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 #516BD2 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

← #516BD1  ·  #516BD3 →

Frequently asked questions

What color is #516BD2?

#516BD2 is Blue, a blue color (RGB 81, 107, 210). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #516BD2?

#516BD2 is RGB 81, 107, 210 — HSL 228°, 59%, 57% — CMYK 61%, 49%, 0%, 18%.

What colors go with #516BD2?

Its complement is #D2B851; analogous partners are #51ABD2 and #7751D2. It also appears in 6+ palettes in our collection.

Can I use #516BD2 for text?

White text on #516BD2 has a contrast ratio of 4.79:1 (passes WCAG AA); black text gives 4.38:1.