Palettes / Colors / #033FAF

#033FAF — Vivid Blue

#033FAF 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 #033FAF 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.

#033FAF 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 #B07303; it also sits naturally between #0396B0 and #1D03B0. 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 69%

Cyan 98% · Magenta 64% · Yellow 0% · Key 31%

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

Previews

CSS code for #033FAF

.text { color: #033FAF; }
.background { background-color: #033FAF; }
.border { border: 3px solid #033FAF; }
.text-rgb { color: rgb(3, 63, 175); }
.text-hsl { color: hsl(219, 97%, 35%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #033FAF; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(3, 63, 175, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #033FAF; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(3, 63, 175, 0.8); }

HTML: <p style="color:#033FAF">Text here</p> · <div style="background-color:#033FAF">Div content here</div>

Shades of #033FAF

Tints of #033FAF

Tones of #033FAF

Color harmonies

Complementary — #B07303:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #033FAF: #FFFFFF.

Semi-transparent (opacity) text on #033FAF

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 #033FAF 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 #033FAF 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

← #033FAE  ·  #033FB0 →

Frequently asked questions

What color is #033FAF?

#033FAF is Vivid Blue, a blue color (RGB 3, 63, 175). Its closest standard named color is DarkBlue.

What is the RGB and HSL of #033FAF?

#033FAF is RGB 3, 63, 175 — HSL 219°, 97%, 35% — CMYK 98%, 64%, 0%, 31%.

What colors go with #033FAF?

Its complement is #B07303; analogous partners are #0396B0 and #1D03B0. It also appears in 6+ palettes in our collection.

Can I use #033FAF for text?

White text on #033FAF has a contrast ratio of 9.00:1 (passes WCAG AA); black text gives 2.33:1.