Palettes / Colors / #175CF6
#175CF6 — Vivid Blue
#175CF6 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 #175CF6 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.
#175CF6 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 #F7B018; it also sits naturally between #18CEF7 and #4118F7. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #175CF6 |
|---|---|
| RGB | 23, 92, 246 |
| HSL | 221°, 93%, 53% |
| HSV | 221°, 91%, 96% |
| CMYK | 91%, 63%, 0%, 4% |
| XYZ | 20.82, 14.49, 88.89 |
| Yxy | 14.49, 0.1676, 0.1167 |
| CIE-Lab | 44.93, 38.76, -81.87 |
| Hunter Lab | 38.07, 33.55, -118.25 |
RGB & CMYK percentages
Red 9% · Green 36% · Blue 96%
Cyan 91% · Magenta 63% · Yellow 0% · Key 4%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #175CF6
.text { color: #175CF6; }
.background { background-color: #175CF6; }
.border { border: 3px solid #175CF6; }
.text-rgb { color: rgb(23, 92, 246); }
.text-hsl { color: hsl(221, 93%, 53%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #175CF6; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(23, 92, 246, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #175CF6; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(23, 92, 246, 0.8); }
HTML: <p style="color:#175CF6">Text here</p> · <div style="background-color:#175CF6">Div content here</div>
Shades of #175CF6
Tints of #175CF6
Tones of #175CF6
Color harmonies
Complementary — #F7B018:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 5.39:1 AA |
|---|---|
| Against black text | 3.90:1 AA large only |
Best text color on #175CF6: #FFFFFF.
Semi-transparent (opacity) text on #175CF6
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:
Smaller body text shows the effect best.
Blended color: · Contrast against #175CF6: ·
How #175CF6 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 #175CF6 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
Frequently asked questions
What color is #175CF6?
#175CF6 is Vivid Blue, a blue color (RGB 23, 92, 246). Its closest standard named color is RoyalBlue.
What is the RGB and HSL of #175CF6?
#175CF6 is RGB 23, 92, 246 — HSL 221°, 93%, 53% — CMYK 91%, 63%, 0%, 4%.
What colors go with #175CF6?
Its complement is #F7B018; analogous partners are #18CEF7 and #4118F7. It also appears in 6+ palettes in our collection.
Can I use #175CF6 for text?
White text on #175CF6 has a contrast ratio of 5.39:1 (passes WCAG AA); black text gives 3.90:1.