Palettes / Colors / #3355FF

#3355FF — Vivid Blue

#3355FF is a blue color we call Vivid Blue, closest to the named color RoyalBlue (#4169E1). It belongs to the blue family.

#3355FF 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 #FFDD33; it also sits naturally between #33BBFF and #7733FF. 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 20% · Green 33% · Blue 100%

Cyan 80% · Magenta 67% · Yellow 0% · Key 0%

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

Previews

CSS code for #3355FF

.text { color: #3355FF; }
.background { background-color: #3355FF; }
.border { border: 3px solid #3355FF; }
.text-rgb { color: rgb(51, 85, 255); }
.text-hsl { color: hsl(230, 100%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #3355FF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(51, 85, 255, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #3355FF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(51, 85, 255, 0.8); }

HTML: <p style="color:#3355FF">Text here</p> · <div style="background-color:#3355FF">Div content here</div>

Shades of #3355FF

Tints of #3355FF

Tones of #3355FF

Color harmonies

Complementary — #FFDD33:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #3355FF: #FFFFFF.

How #3355FF 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 #3355FF 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

← #3355FE  ·  #335600 →

Frequently asked questions

What color is #3355FF?

#3355FF is Vivid Blue, a blue color (RGB 51, 85, 255). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #3355FF?

#3355FF is RGB 51, 85, 255 — HSL 230°, 100%, 60% — CMYK 80%, 67%, 0%, 0%.

What colors go with #3355FF?

Its complement is #FFDD33; analogous partners are #33BBFF and #7733FF. It also appears in 6+ palettes in our collection.

Can I use #3355FF for text?

White text on #3355FF has a contrast ratio of 5.41:1 (passes WCAG AA); black text gives 3.88:1.