Palettes / Colors / #321FDB

#321FDB — Blue

#321FDB is a blue color we call Blue, closest to the named color Blue (#0000FF). It belongs to the blue family.

Color name

Closest CSS keyword: blue (#0000FF) — not an exact match. CSS blue gives you #0000FF, a different color; use #321FDB 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.

#321FDB 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 #C8DB1F; it also sits naturally between #1F6ADB and #901FDB. 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 12% · Blue 86%

Cyan 77% · Magenta 86% · Yellow 0% · Key 14%

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

Previews

CSS code for #321FDB

.text { color: #321FDB; }
.background { background-color: #321FDB; }
.border { border: 3px solid #321FDB; }
.text-rgb { color: rgb(50, 31, 219); }
.text-hsl { color: hsl(246, 75%, 49%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #321FDB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(50, 31, 219, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #321FDB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(50, 31, 219, 0.8); }

HTML: <p style="color:#321FDB">Text here</p> · <div style="background-color:#321FDB">Div content here</div>

Shades of #321FDB

Tints of #321FDB

Tones of #321FDB

Color harmonies

Complementary — #C8DB1F:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #321FDB: #FFFFFF.

Semi-transparent (opacity) text on #321FDB

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 #321FDB 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 #321FDB 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

← #321FDA  ·  #321FDC →

Frequently asked questions

What color is #321FDB?

#321FDB is Blue, a blue color (RGB 50, 31, 219). Its closest standard named color is Blue.

What is the RGB and HSL of #321FDB?

#321FDB is RGB 50, 31, 219 — HSL 246°, 75%, 49% — CMYK 77%, 86%, 0%, 14%.

What colors go with #321FDB?

Its complement is #C8DB1F; analogous partners are #1F6ADB and #901FDB. It also appears in 6+ palettes in our collection.

Can I use #321FDB for text?

White text on #321FDB has a contrast ratio of 8.92:1 (passes WCAG AA); black text gives 2.35:1.