Palettes / Colors / #013FDA

#013FDA — Vivid Blue

#013FDA 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 #013FDA 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.

#013FDA 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 #DA9D01; it also sits naturally between #01ABDA and #3001DA. 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 0% · Green 25% · Blue 85%

Cyan 100% · Magenta 71% · Yellow 0% · Key 15%

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

Previews

CSS code for #013FDA

.text { color: #013FDA; }
.background { background-color: #013FDA; }
.border { border: 3px solid #013FDA; }
.text-rgb { color: rgb(1, 63, 218); }
.text-hsl { color: hsl(223, 99%, 43%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #013FDA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(1, 63, 218, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #013FDA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(1, 63, 218, 0.8); }

HTML: <p style="color:#013FDA">Text here</p> · <div style="background-color:#013FDA">Div content here</div>

Shades of #013FDA

Tints of #013FDA

Tones of #013FDA

Color harmonies

Complementary — #DA9D01:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #013FDA: #FFFFFF.

Semi-transparent (opacity) text on #013FDA

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 #013FDA 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 #013FDA 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

← #013FD9  ·  #013FDB →

Frequently asked questions

What color is #013FDA?

#013FDA is Vivid Blue, a blue color (RGB 1, 63, 218). Its closest standard named color is Blue.

What is the RGB and HSL of #013FDA?

#013FDA is RGB 1, 63, 218 — HSL 223°, 99%, 43% — CMYK 100%, 71%, 0%, 15%.

What colors go with #013FDA?

Its complement is #DA9D01; analogous partners are #01ABDA and #3001DA. It also appears in 6+ palettes in our collection.

Can I use #013FDA for text?

White text on #013FDA has a contrast ratio of 7.71:1 (passes WCAG AA); black text gives 2.72:1.