Palettes / Colors / #6364EA

#6364EA — Blue

#6364EA is a blue color we call 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 #6364EA 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.

#6364EA 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 #EAEA62; it also sits naturally between #62A6EA and #A662EA. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 39% · Green 39% · Blue 92%

Cyan 58% · Magenta 57% · Yellow 0% · Key 8%

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

Previews

CSS code for #6364EA

.text { color: #6364EA; }
.background { background-color: #6364EA; }
.border { border: 3px solid #6364EA; }
.text-rgb { color: rgb(99, 100, 234); }
.text-hsl { color: hsl(240, 76%, 65%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #6364EA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(99, 100, 234, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #6364EA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(99, 100, 234, 0.8); }

HTML: <p style="color:#6364EA">Text here</p> · <div style="background-color:#6364EA">Div content here</div>

Shades of #6364EA

Tints of #6364EA

Tones of #6364EA

Color harmonies

Complementary — #EAEA62:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #6364EA: #FFFFFF.

Semi-transparent (opacity) text on #6364EA

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 #6364EA 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 #6364EA 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

← #6364E9  ·  #6364EB →

Frequently asked questions

What color is #6364EA?

#6364EA is Blue, a blue color (RGB 99, 100, 234). Its closest standard named color is SlateBlue.

What is the RGB and HSL of #6364EA?

#6364EA is RGB 99, 100, 234 — HSL 240°, 76%, 65% — CMYK 58%, 57%, 0%, 8%.

What colors go with #6364EA?

Its complement is #EAEA62; analogous partners are #62A6EA and #A662EA. It also appears in 6+ palettes in our collection.

Can I use #6364EA for text?

White text on #6364EA has a contrast ratio of 4.62:1 (passes WCAG AA); black text gives 4.54:1.