Palettes / Colors / #3986EA

#3986EA — Vivid Blue

#3986EA 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 #3986EA 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.

#3986EA 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 #EA9D39; it also sits naturally between #39DEEA and #4439EA. 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 22% · Green 53% · Blue 92%

Cyan 76% · Magenta 43% · Yellow 0% · Key 8%

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

Previews

CSS code for #3986EA

.text { color: #3986EA; }
.background { background-color: #3986EA; }
.border { border: 3px solid #3986EA; }
.text-rgb { color: rgb(57, 134, 234); }
.text-hsl { color: hsl(214, 81%, 57%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #3986EA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(57, 134, 234, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #3986EA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(57, 134, 234, 0.8); }

HTML: <p style="color:#3986EA">Text here</p> · <div style="background-color:#3986EA">Div content here</div>

Shades of #3986EA

Tints of #3986EA

Tones of #3986EA

Color harmonies

Complementary — #EA9D39:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #3986EA: #000000.

Semi-transparent (opacity) text on #3986EA

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 #3986EA 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 #3986EA 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

← #3986E9  ·  #3986EB →

Frequently asked questions

What color is #3986EA?

#3986EA is Vivid Blue, a blue color (RGB 57, 134, 234). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #3986EA?

#3986EA is RGB 57, 134, 234 — HSL 214°, 81%, 57% — CMYK 76%, 43%, 0%, 8%.

What colors go with #3986EA?

Its complement is #EA9D39; analogous partners are #39DEEA and #4439EA. It also appears in 6+ palettes in our collection.

Can I use #3986EA for text?

Black text on #3986EA has a contrast ratio of 5.77:1 (passes WCAG AA); white text gives 3.64:1.