Palettes / Colors / #030FFB

#030FFB — Vivid Blue

#030FFB 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 #030FFB 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.

#030FFB 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 #FCF003; it also sits naturally between #038CFC and #7303FC. 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 1% · Green 6% · Blue 98%

Cyan 99% · Magenta 94% · Yellow 0% · Key 2%

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

Previews

CSS code for #030FFB

.text { color: #030FFB; }
.background { background-color: #030FFB; }
.border { border: 3px solid #030FFB; }
.text-rgb { color: rgb(3, 15, 251); }
.text-hsl { color: hsl(237, 98%, 50%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #030FFB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(3, 15, 251, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #030FFB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(3, 15, 251, 0.8); }

HTML: <p style="color:#030FFB">Text here</p> · <div style="background-color:#030FFB">Div content here</div>

Shades of #030FFB

Tints of #030FFB

Tones of #030FFB

Color harmonies

Complementary — #FCF003:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #030FFB: #FFFFFF.

Semi-transparent (opacity) text on #030FFB

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 #030FFB 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 #030FFB 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

← #030FFA  ·  #030FFC →

Frequently asked questions

What color is #030FFB?

#030FFB is Vivid Blue, a blue color (RGB 3, 15, 251). Its closest standard named color is Blue.

What is the RGB and HSL of #030FFB?

#030FFB is RGB 3, 15, 251 — HSL 237°, 98%, 50% — CMYK 99%, 94%, 0%, 2%.

What colors go with #030FFB?

Its complement is #FCF003; analogous partners are #038CFC and #7303FC. It also appears in 6+ palettes in our collection.

Can I use #030FFB for text?

White text on #030FFB has a contrast ratio of 8.52:1 (passes WCAG AA); black text gives 2.47:1.