Palettes / Colors / #374BFA

#374BFA — Vivid Blue

#374BFA is a blue color we call Vivid Blue, closest to the named color RoyalBlue (#4169E1). It belongs to the blue family.

Color name

Closest CSS keyword: royalblue (#4169E1) — not an exact match. CSS royalblue gives you #4169E1, a different color; use #374BFA 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.

#374BFA 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 #FAE738; it also sits naturally between #38ACFA and #8638FA. 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 22% · Green 29% · Blue 98%

Cyan 78% · Magenta 70% · Yellow 0% · Key 2%

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

Previews

CSS code for #374BFA

.text { color: #374BFA; }
.background { background-color: #374BFA; }
.border { border: 3px solid #374BFA; }
.text-rgb { color: rgb(55, 75, 250); }
.text-hsl { color: hsl(234, 95%, 60%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #374BFA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(55, 75, 250, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #374BFA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(55, 75, 250, 0.8); }

HTML: <p style="color:#374BFA">Text here</p> · <div style="background-color:#374BFA">Div content here</div>

Shades of #374BFA

Tints of #374BFA

Tones of #374BFA

Color harmonies

Complementary — #FAE738:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #374BFA: #FFFFFF.

Semi-transparent (opacity) text on #374BFA

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 #374BFA 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 #374BFA 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

← #374BF9  ·  #374BFB →

Frequently asked questions

What color is #374BFA?

#374BFA is Vivid Blue, a blue color (RGB 55, 75, 250). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #374BFA?

#374BFA is RGB 55, 75, 250 — HSL 234°, 95%, 60% — CMYK 78%, 70%, 0%, 2%.

What colors go with #374BFA?

Its complement is #FAE738; analogous partners are #38ACFA and #8638FA. It also appears in 6+ palettes in our collection.

Can I use #374BFA for text?

White text on #374BFA has a contrast ratio of 5.92:1 (passes WCAG AA); black text gives 3.55:1.