Palettes / Colors / #175EEA

#175EEA — Vivid Blue

#175EEA 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 #175EEA 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.

#175EEA 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 #E9A316; it also sits naturally between #16C6E9 and #3916E9. 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 37% · Blue 92%

Cyan 90% · Magenta 60% · Yellow 0% · Key 8%

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

Previews

CSS code for #175EEA

.text { color: #175EEA; }
.background { background-color: #175EEA; }
.border { border: 3px solid #175EEA; }
.text-rgb { color: rgb(23, 94, 234); }
.text-hsl { color: hsl(220, 83%, 50%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175EEA; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 94, 234, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175EEA; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 94, 234, 0.8); }

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

Shades of #175EEA

Tints of #175EEA

Tones of #175EEA

Color harmonies

Complementary — #E9A316:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #175EEA: #FFFFFF.

Semi-transparent (opacity) text on #175EEA

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 #175EEA 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 #175EEA 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

← #175EE9  ·  #175EEB →

Frequently asked questions

What color is #175EEA?

#175EEA is Vivid Blue, a blue color (RGB 23, 94, 234). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #175EEA?

#175EEA is RGB 23, 94, 234 — HSL 220°, 83%, 50% — CMYK 90%, 60%, 0%, 8%.

What colors go with #175EEA?

Its complement is #E9A316; analogous partners are #16C6E9 and #3916E9. It also appears in 6+ palettes in our collection.

Can I use #175EEA for text?

White text on #175EEA has a contrast ratio of 5.49:1 (passes WCAG AA); black text gives 3.83:1.