Palettes / Colors / #337FFC

#337FFC — Vivid Blue

#337FFC is a blue color we call Vivid Blue, closest to the named color DodgerBlue (#1E90FF). It belongs to the blue family.

Color name

Closest CSS keyword: dodgerblue (#1E90FF) — not an exact match. CSS dodgerblue gives you #1E90FF, a different color; use #337FFC 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.

#337FFC 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 #FCAE31; it also sits naturally between #31E4FC and #4931FC. 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 20% · Green 50% · Blue 99%

Cyan 80% · Magenta 50% · Yellow 0% · Key 1%

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

Previews

CSS code for #337FFC

.text { color: #337FFC; }
.background { background-color: #337FFC; }
.border { border: 3px solid #337FFC; }
.text-rgb { color: rgb(51, 127, 252); }
.text-hsl { color: hsl(217, 97%, 59%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #337FFC; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(51, 127, 252, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #337FFC; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(51, 127, 252, 0.8); }

HTML: <p style="color:#337FFC">Text here</p> · <div style="background-color:#337FFC">Div content here</div>

Shades of #337FFC

Tints of #337FFC

Tones of #337FFC

Color harmonies

Complementary — #FCAE31:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #337FFC: #000000.

Semi-transparent (opacity) text on #337FFC

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 #337FFC 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 #337FFC 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

← #337FFB  ·  #337FFD →

Frequently asked questions

What color is #337FFC?

#337FFC is Vivid Blue, a blue color (RGB 51, 127, 252). Its closest standard named color is DodgerBlue.

What is the RGB and HSL of #337FFC?

#337FFC is RGB 51, 127, 252 — HSL 217°, 97%, 59% — CMYK 80%, 50%, 0%, 1%.

What colors go with #337FFC?

Its complement is #FCAE31; analogous partners are #31E4FC and #4931FC. It also appears in 6+ palettes in our collection.

Can I use #337FFC for text?

Black text on #337FFC has a contrast ratio of 5.58:1 (passes WCAG AA); white text gives 3.76:1.