Palettes / Colors / #355DFD

#355DFD — Vivid Blue

#355DFD 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 #355DFD 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.

#355DFD 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 #FDD535; it also sits naturally between #35C1FD and #7135FD. 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 21% · Green 36% · Blue 99%

Cyan 79% · Magenta 63% · Yellow 0% · Key 1%

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

Previews

CSS code for #355DFD

.text { color: #355DFD; }
.background { background-color: #355DFD; }
.border { border: 3px solid #355DFD; }
.text-rgb { color: rgb(53, 93, 253); }
.text-hsl { color: hsl(228, 98%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #355DFD; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(53, 93, 253, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #355DFD; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(53, 93, 253, 0.8); }

HTML: <p style="color:#355DFD">Text here</p> · <div style="background-color:#355DFD">Div content here</div>

Shades of #355DFD

Tints of #355DFD

Tones of #355DFD

Color harmonies

Complementary — #FDD535:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #355DFD: #FFFFFF.

Semi-transparent (opacity) text on #355DFD

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 #355DFD 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 #355DFD 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

← #355DFC  ·  #355DFE →

Frequently asked questions

What color is #355DFD?

#355DFD is Vivid Blue, a blue color (RGB 53, 93, 253). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #355DFD?

#355DFD is RGB 53, 93, 253 — HSL 228°, 98%, 60% — CMYK 79%, 63%, 0%, 1%.

What colors go with #355DFD?

Its complement is #FDD535; analogous partners are #35C1FD and #7135FD. It also appears in 6+ palettes in our collection.

Can I use #355DFD for text?

White text on #355DFD has a contrast ratio of 5.08:1 (passes WCAG AA); black text gives 4.14:1.