Palettes / Colors / #03418C

#03418C — Vivid Blue

#03418C is a blue color we call Vivid Blue, closest to the named color MidnightBlue (#191970). It belongs to the blue family.

Color name

Closest CSS keyword: midnightblue (#191970) — not an exact match. CSS midnightblue gives you #191970, a different color; use #03418C 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.

#03418C 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 #8C4E03; it also sits naturally between #03858C and #0A038C. 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 25% · Blue 55%

Cyan 98% · Magenta 54% · Yellow 0% · Key 45%

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

Previews

CSS code for #03418C

.text { color: #03418C; }
.background { background-color: #03418C; }
.border { border: 3px solid #03418C; }
.text-rgb { color: rgb(3, 65, 140); }
.text-hsl { color: hsl(213, 96%, 28%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #03418C; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(3, 65, 140, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #03418C; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(3, 65, 140, 0.8); }

HTML: <p style="color:#03418C">Text here</p> · <div style="background-color:#03418C">Div content here</div>

Shades of #03418C

Tints of #03418C

Tones of #03418C

Color harmonies

Complementary — #8C4E03:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #03418C: #FFFFFF.

Semi-transparent (opacity) text on #03418C

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 #03418C 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 #03418C 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

← #03418B  ·  #03418D →

Frequently asked questions

What color is #03418C?

#03418C is Vivid Blue, a blue color (RGB 3, 65, 140). Its closest standard named color is MidnightBlue.

What is the RGB and HSL of #03418C?

#03418C is RGB 3, 65, 140 — HSL 213°, 96%, 28% — CMYK 98%, 54%, 0%, 45%.

What colors go with #03418C?

Its complement is #8C4E03; analogous partners are #03858C and #0A038C. It also appears in 6+ palettes in our collection.

Can I use #03418C for text?

White text on #03418C has a contrast ratio of 9.82:1 (passes WCAG AA); black text gives 2.14:1.