Palettes / Colors / #347DB2

#347DB2 — Blue

#347DB2 is a blue color we call Blue, closest to the named color SteelBlue (#4682B4). It belongs to the blue family.

Color name

Closest CSS keyword: steelblue (#4682B4) — not an exact match. CSS steelblue gives you #4682B4, a different color; use #347DB2 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.

#347DB2 is a cool blue color associated with trust, calm and professionalism. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.

Its strongest partner is its complement #B26834; it also sits naturally between #34B2A7 and #343EB2. 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 49% · Blue 70%

Cyan 71% · Magenta 30% · Yellow 0% · Key 30%

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

Previews

CSS code for #347DB2

.text { color: #347DB2; }
.background { background-color: #347DB2; }
.border { border: 3px solid #347DB2; }
.text-rgb { color: rgb(52, 125, 178); }
.text-hsl { color: hsl(205, 55%, 45%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #347DB2; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(52, 125, 178, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #347DB2; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(52, 125, 178, 0.8); }

HTML: <p style="color:#347DB2">Text here</p> · <div style="background-color:#347DB2">Div content here</div>

Shades of #347DB2

Tints of #347DB2

Tones of #347DB2

Color harmonies

Complementary — #B26834:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #347DB2: #000000.

Semi-transparent (opacity) text on #347DB2

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 #347DB2 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 #347DB2 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

← #347DB1  ·  #347DB3 →

Frequently asked questions

What color is #347DB2?

#347DB2 is Blue, a blue color (RGB 52, 125, 178). Its closest standard named color is SteelBlue.

What is the RGB and HSL of #347DB2?

#347DB2 is RGB 52, 125, 178 — HSL 205°, 55%, 45% — CMYK 71%, 30%, 0%, 30%.

What colors go with #347DB2?

Its complement is #B26834; analogous partners are #34B2A7 and #343EB2. It also appears in 6+ palettes in our collection.

Can I use #347DB2 for text?

Black text on #347DB2 has a contrast ratio of 4.72:1 (passes WCAG AA); white text gives 4.45:1.