Palettes / Colors / #050BBB

#050BBB — Vivid Blue

#050BBB is a blue color we call Vivid Blue, closest to the named color DarkBlue (#00008B). It belongs to the blue family.

Color name

Closest CSS keyword: darkblue (#00008B) — not an exact match. CSS darkblue gives you #00008B, a different color; use #050BBB 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.

#050BBB 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 #BDB705; it also sits naturally between #0567BD and #5B05BD. 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 2% · Green 4% · Blue 73%

Cyan 97% · Magenta 94% · Yellow 0% · Key 27%

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

Previews

CSS code for #050BBB

.text { color: #050BBB; }
.background { background-color: #050BBB; }
.border { border: 3px solid #050BBB; }
.text-rgb { color: rgb(5, 11, 187); }
.text-hsl { color: hsl(238, 95%, 38%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #050BBB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(5, 11, 187, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #050BBB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(5, 11, 187, 0.8); }

HTML: <p style="color:#050BBB">Text here</p> · <div style="background-color:#050BBB">Div content here</div>

Shades of #050BBB

Tints of #050BBB

Tones of #050BBB

Color harmonies

Complementary — #BDB705:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #050BBB: #FFFFFF.

Semi-transparent (opacity) text on #050BBB

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 #050BBB 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 #050BBB 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

← #050BBA  ·  #050BBC →

Frequently asked questions

What color is #050BBB?

#050BBB is Vivid Blue, a blue color (RGB 5, 11, 187). Its closest standard named color is DarkBlue.

What is the RGB and HSL of #050BBB?

#050BBB is RGB 5, 11, 187 — HSL 238°, 95%, 38% — CMYK 97%, 94%, 0%, 27%.

What colors go with #050BBB?

Its complement is #BDB705; analogous partners are #0567BD and #5B05BD. It also appears in 6+ palettes in our collection.

Can I use #050BBB for text?

White text on #050BBB has a contrast ratio of 11.85:1 (passes WCAG AA); black text gives 1.77:1.