Palettes / Colors / #0A4E8A

#0A4E8A — Vivid Blue

#0A4E8A is a blue color we call Vivid Blue, closest to the named color Teal (#008080). It belongs to the blue family.

#0A4E8A 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 #8A460A; it also sits naturally between #0A8A85 and #0A0F8A. 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 4% · Green 31% · Blue 54%

Cyan 93% · Magenta 43% · Yellow 0% · Key 46%

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

Previews

CSS code for #0A4E8A

.text { color: #0A4E8A; }
.background { background-color: #0A4E8A; }
.border { border: 3px solid #0A4E8A; }
.text-rgb { color: rgb(10, 78, 138); }
.text-hsl { color: hsl(208, 86%, 29%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #0A4E8A; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(10, 78, 138, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #0A4E8A; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(10, 78, 138, 0.8); }

HTML: <p style="color:#0A4E8A">Text here</p> · <div style="background-color:#0A4E8A">Div content here</div>

Shades of #0A4E8A

Tints of #0A4E8A

Tones of #0A4E8A

Color harmonies

Complementary — #8A460A:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #0A4E8A: #FFFFFF.

How #0A4E8A 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 #0A4E8A 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

← #0A4E89  ·  #0A4E8B →

Frequently asked questions

What color is #0A4E8A?

#0A4E8A is Vivid Blue, a blue color (RGB 10, 78, 138). Its closest standard named color is Teal.

What is the RGB and HSL of #0A4E8A?

#0A4E8A is RGB 10, 78, 138 — HSL 208°, 86%, 29% — CMYK 93%, 43%, 0%, 46%.

What colors go with #0A4E8A?

Its complement is #8A460A; analogous partners are #0A8A85 and #0A0F8A. It also appears in 6+ palettes in our collection.

Can I use #0A4E8A for text?

White text on #0A4E8A has a contrast ratio of 8.50:1 (passes WCAG AA); black text gives 2.47:1.