Palettes / Colors / #030397

#030397 — Vivid Blue

#030397 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 #030397 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.

#030397 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 #969603; it also sits naturally between #034D96 and #4D0396. 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 1% · Blue 59%

Cyan 98% · Magenta 98% · Yellow 0% · Key 41%

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

Previews

CSS code for #030397

.text { color: #030397; }
.background { background-color: #030397; }
.border { border: 3px solid #030397; }
.text-rgb { color: rgb(3, 3, 151); }
.text-hsl { color: hsl(240, 96%, 30%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #030397; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(3, 3, 151, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #030397; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(3, 3, 151, 0.8); }

HTML: <p style="color:#030397">Text here</p> · <div style="background-color:#030397">Div content here</div>

Shades of #030397

Tints of #030397

Tones of #030397

Color harmonies

Complementary — #969603:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #030397: #FFFFFF.

Semi-transparent (opacity) text on #030397

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 #030397 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 #030397 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

← #030396  ·  #030398 →

Frequently asked questions

What color is #030397?

#030397 is Vivid Blue, a blue color (RGB 3, 3, 151). Its closest standard named color is DarkBlue.

What is the RGB and HSL of #030397?

#030397 is RGB 3, 3, 151 — HSL 240°, 96%, 30% — CMYK 98%, 98%, 0%, 41%.

What colors go with #030397?

Its complement is #969603; analogous partners are #034D96 and #4D0396. It also appears in 6+ palettes in our collection.

Can I use #030397 for text?

White text on #030397 has a contrast ratio of 14.35:1 (passes WCAG AA); black text gives 1.46:1.