Palettes / Colors / #00A4DA

#00A4DA — Vivid Blue

#00A4DA is a blue color we call Vivid Blue, closest to the named color DarkTurquoise (#00CED1). It belongs to the blue family.

#00A4DA 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 #DB3700; it also sits naturally between #00DBA4 and #0037DB. 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 64% · Blue 85%

Cyan 100% · Magenta 25% · Yellow 0% · Key 15%

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

Previews

CSS code for #00A4DA

.text { color: #00A4DA; }
.background { background-color: #00A4DA; }
.border { border: 3px solid #00A4DA; }
.text-rgb { color: rgb(0, 164, 218); }
.text-hsl { color: hsl(195, 100%, 43%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #00A4DA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(0, 164, 218, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #00A4DA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(0, 164, 218, 0.8); }

HTML: <p style="color:#00A4DA">Text here</p> · <div style="background-color:#00A4DA">Div content here</div>

Shades of #00A4DA

Tints of #00A4DA

Tones of #00A4DA

Color harmonies

Complementary — #DB3700:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #00A4DA: #000000.

How #00A4DA 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 #00A4DA 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

← #00A4D9  ·  #00A4DB →

Frequently asked questions

What color is #00A4DA?

#00A4DA is Vivid Blue, a blue color (RGB 0, 164, 218). Its closest standard named color is DarkTurquoise.

What is the RGB and HSL of #00A4DA?

#00A4DA is RGB 0, 164, 218 — HSL 195°, 100%, 43% — CMYK 100%, 25%, 0%, 15%.

What colors go with #00A4DA?

Its complement is #DB3700; analogous partners are #00DBA4 and #0037DB. It also appears in 6+ palettes in our collection.

Can I use #00A4DA for text?

Black text on #00A4DA has a contrast ratio of 7.32:1 (passes WCAG AA); white text gives 2.87:1.