Palettes / Colors / #5643EA

#5643EA — Vivid Blue

#5643EA is a blue color we call Vivid Blue, closest to the named color SlateBlue (#6A5ACD). It belongs to the blue family.

Color name

Closest CSS keyword: slateblue (#6A5ACD) — not an exact match. CSS slateblue gives you #6A5ACD, a different color; use #5643EA 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.

#5643EA 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 #D7EA43; it also sits naturally between #4383EA and #AA43EA. 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 34% · Green 26% · Blue 92%

Cyan 63% · Magenta 71% · Yellow 0% · Key 8%

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

Previews

CSS code for #5643EA

.text { color: #5643EA; }
.background { background-color: #5643EA; }
.border { border: 3px solid #5643EA; }
.text-rgb { color: rgb(86, 67, 234); }
.text-hsl { color: hsl(247, 80%, 59%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #5643EA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(86, 67, 234, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #5643EA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(86, 67, 234, 0.8); }

HTML: <p style="color:#5643EA">Text here</p> · <div style="background-color:#5643EA">Div content here</div>

Shades of #5643EA

Tints of #5643EA

Tones of #5643EA

Color harmonies

Complementary — #D7EA43:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #5643EA: #FFFFFF.

Semi-transparent (opacity) text on #5643EA

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 #5643EA 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 #5643EA 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

← #5643E9  ·  #5643EB →

Frequently asked questions

What color is #5643EA?

#5643EA is Vivid Blue, a blue color (RGB 86, 67, 234). Its closest standard named color is SlateBlue.

What is the RGB and HSL of #5643EA?

#5643EA is RGB 86, 67, 234 — HSL 247°, 80%, 59% — CMYK 63%, 71%, 0%, 8%.

What colors go with #5643EA?

Its complement is #D7EA43; analogous partners are #4383EA and #AA43EA. It also appears in 6+ palettes in our collection.

Can I use #5643EA for text?

White text on #5643EA has a contrast ratio of 6.20:1 (passes WCAG AA); black text gives 3.39:1.