Palettes / Colors / #045EBC

#045EBC — Vivid Blue

#045EBC is a blue color we call Vivid Blue, closest to the named color DarkCyan (#008B8B). It belongs to the blue family.

Color name

Closest CSS keyword: darkcyan (#008B8B) — not an exact match. CSS darkcyan gives you #008B8B, a different color; use #045EBC 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.

#045EBC 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 #BE6404; it also sits naturally between #04BBBE and #0704BE. 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 37% · Blue 74%

Cyan 98% · Magenta 50% · Yellow 0% · Key 26%

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

Previews

CSS code for #045EBC

.text { color: #045EBC; }
.background { background-color: #045EBC; }
.border { border: 3px solid #045EBC; }
.text-rgb { color: rgb(4, 94, 188); }
.text-hsl { color: hsl(211, 96%, 38%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #045EBC; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(4, 94, 188, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #045EBC; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(4, 94, 188, 0.8); }

HTML: <p style="color:#045EBC">Text here</p> · <div style="background-color:#045EBC">Div content here</div>

Shades of #045EBC

Tints of #045EBC

Tones of #045EBC

Color harmonies

Complementary — #BE6404:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #045EBC: #FFFFFF.

Semi-transparent (opacity) text on #045EBC

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 #045EBC 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 #045EBC 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

← #045EBB  ·  #045EBD →

Frequently asked questions

What color is #045EBC?

#045EBC is Vivid Blue, a blue color (RGB 4, 94, 188). Its closest standard named color is DarkCyan.

What is the RGB and HSL of #045EBC?

#045EBC is RGB 4, 94, 188 — HSL 211°, 96%, 38% — CMYK 98%, 50%, 0%, 26%.

What colors go with #045EBC?

Its complement is #BE6404; analogous partners are #04BBBE and #0704BE. It also appears in 6+ palettes in our collection.

Can I use #045EBC for text?

White text on #045EBC has a contrast ratio of 6.30:1 (passes WCAG AA); black text gives 3.33:1.