Palettes / Colors / #358ADE

#358ADE — Blue

#358ADE 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 #358ADE 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.

#358ADE 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 #DE8A35; it also sits naturally between #35DEDE and #3535DE. 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 21% · Green 54% · Blue 87%

Cyan 76% · Magenta 38% · Yellow 0% · Key 13%

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

Previews

CSS code for #358ADE

.text { color: #358ADE; }
.background { background-color: #358ADE; }
.border { border: 3px solid #358ADE; }
.text-rgb { color: rgb(53, 138, 222); }
.text-hsl { color: hsl(210, 72%, 54%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #358ADE; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(53, 138, 222, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #358ADE; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(53, 138, 222, 0.8); }

HTML: <p style="color:#358ADE">Text here</p> · <div style="background-color:#358ADE">Div content here</div>

Shades of #358ADE

Tints of #358ADE

Tones of #358ADE

Color harmonies

Complementary — #DE8A35:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #358ADE: #000000.

Semi-transparent (opacity) text on #358ADE

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 #358ADE 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 #358ADE 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

← #358ADD  ·  #358ADF →

Frequently asked questions

What color is #358ADE?

#358ADE is Blue, a blue color (RGB 53, 138, 222). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #358ADE?

#358ADE is RGB 53, 138, 222 — HSL 210°, 72%, 54% — CMYK 76%, 38%, 0%, 13%.

What colors go with #358ADE?

Its complement is #DE8A35; analogous partners are #35DEDE and #3535DE. It also appears in 6+ palettes in our collection.

Can I use #358ADE for text?

Black text on #358ADE has a contrast ratio of 5.84:1 (passes WCAG AA); white text gives 3.59:1.