Palettes / Colors / #175CC6

#175CC6 — Vivid Blue

#175CC6 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 #175CC6 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.

#175CC6 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 #C47F17; it also sits naturally between #17B3C4 and #2817C4. 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 9% · Green 36% · Blue 78%

Cyan 88% · Magenta 54% · Yellow 0% · Key 22%

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

Previews

CSS code for #175CC6

.text { color: #175CC6; }
.background { background-color: #175CC6; }
.border { border: 3px solid #175CC6; }
.text-rgb { color: rgb(23, 92, 198); }
.text-hsl { color: hsl(216, 79%, 43%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175CC6; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 92, 198, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175CC6; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 92, 198, 0.8); }

HTML: <p style="color:#175CC6">Text here</p> · <div style="background-color:#175CC6">Div content here</div>

Shades of #175CC6

Tints of #175CC6

Tones of #175CC6

Color harmonies

Complementary — #C47F17:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #175CC6: #FFFFFF.

Semi-transparent (opacity) text on #175CC6

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 #175CC6 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 #175CC6 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

← #175CC5  ·  #175CC7 →

Frequently asked questions

What color is #175CC6?

#175CC6 is Vivid Blue, a blue color (RGB 23, 92, 198). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #175CC6?

#175CC6 is RGB 23, 92, 198 — HSL 216°, 79%, 43% — CMYK 88%, 54%, 0%, 22%.

What colors go with #175CC6?

Its complement is #C47F17; analogous partners are #17B3C4 and #2817C4. It also appears in 6+ palettes in our collection.

Can I use #175CC6 for text?

White text on #175CC6 has a contrast ratio of 6.21:1 (passes WCAG AA); black text gives 3.38:1.