Palettes / Colors / #331AFE

#331AFE — Vivid Blue

#331AFE is a blue color we call Vivid 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 #331AFE 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.

#331AFE 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 #E3FE1B; it also sits naturally between #1B72FE and #A71BFE. 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 20% · Green 10% · Blue 100%

Cyan 80% · Magenta 90% · Yellow 0% · Key 0%

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

Previews

CSS code for #331AFE

.text { color: #331AFE; }
.background { background-color: #331AFE; }
.border { border: 3px solid #331AFE; }
.text-rgb { color: rgb(51, 26, 254); }
.text-hsl { color: hsl(247, 99%, 55%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #331AFE; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(51, 26, 254, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #331AFE; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(51, 26, 254, 0.8); }

HTML: <p style="color:#331AFE">Text here</p> · <div style="background-color:#331AFE">Div content here</div>

Shades of #331AFE

Tints of #331AFE

Tones of #331AFE

Color harmonies

Complementary — #E3FE1B:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #331AFE: #FFFFFF.

Semi-transparent (opacity) text on #331AFE

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 #331AFE 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 #331AFE 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

← #331AFD  ·  #331AFF →

Frequently asked questions

What color is #331AFE?

#331AFE is Vivid Blue, a blue color (RGB 51, 26, 254). Its closest standard named color is Blue.

What is the RGB and HSL of #331AFE?

#331AFE is RGB 51, 26, 254 — HSL 247°, 99%, 55% — CMYK 80%, 90%, 0%, 0%.

What colors go with #331AFE?

Its complement is #E3FE1B; analogous partners are #1B72FE and #A71BFE. It also appears in 6+ palettes in our collection.

Can I use #331AFE for text?

White text on #331AFE has a contrast ratio of 7.72:1 (passes WCAG AA); black text gives 2.72:1.