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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
trail of blue
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "trail of blue" is correct and usable in written English.
It can be used to describe a visible path or mark that is blue in color, often in a poetic or descriptive context. Example: "As the artist painted, a trail of blue emerged on the canvas, leading the viewer's eye across the scene."
✓ Grammatically correct
News & Media
Wiki
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
3 human-written examples
After Mr. Romney, who spoke at 11 30 p.m. Eastern time, had left the room — to a trail of blue sparkles from a glitter-bomb — a weary-looking Mr. Stevens stood in the back of the room, trying to put his best face forward.
News & Media
Yet after leaving a trail of blue jerseys in his wake, Magennis pulled his weak shot from the edge of the box wide of the target.
News & Media
A short, 0.25 mile long boardwalk trail and the 4.6 mile long Trail of Blue Ice are accessible through the Moose Flats Day-Use area.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
Krause said he enjoyed mountain biking the trails of Blue Mound State Park and Kettle Moraine State Forest.
News & Media
Its four-stroke engine (no more trails of blue smoke, like those that followed classic Vespas everywhere) had enough power to move out smartly when the light turned green and was good for about 75 miles an hour — the fastest Vespa ever, its advertisements say.
News & Media
As it wends through the ivory-colored curd, Penicillium roqueforti leaves a trail of gray, blue or green in its wake.
News & Media
The doom of the horse and the bicycle is spelled in the Caribbees, and the trail of the blue exhaust already lies along the quiet roads from Somerset to St . George
News & Media
Tilt and jump your way along the trail of glowing blue spheres that wind through a cavernous 3D version of your favorite website.
News & Media
Over on Mateo Street, a trail of aqua-blue chips from shattered car windows glittered along the gutter.
News & Media
The combined trails of buses (blue), ferries (orange dots), and rail (green, purple, and red) on the NYC commute.
News & Media
The AT and approach trail, along with many miles of blue blazed side trails, are managed and maintained by the Georgia Appalachian Trail Club.
Wiki
Expert writing Tips
Best practice
Use "trail of blue" to add a sense of mystery or wonder to your writing. It can evoke images of magical occurrences or otherworldly phenomena.
Common error
Avoid using "trail of blue" in overly literal or mundane contexts where a simpler description would suffice. Using it to describe a blue pen mark, for example, would be an inappropriate application, where it may be a better usage a more precise adjective in the sentence.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "trail of blue" primarily functions as a noun phrase, often acting as a subject complement or object of a preposition. It describes a path or mark characterized by the color blue. As Ludwig AI confirms, this phrase is usable in written English, as it contributes to the descriptive aspects of sentences.
Frequent in
News & Media
50%
Wiki
30%
Science
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "trail of blue" is a grammatically sound and usable phrase that serves to depict a path or mark characterized by the color blue. While Ludwig AI confirms its correctness, it is relatively rare, primarily appearing in news media and wiki contexts. The phrase evokes visual imagery and often carries a sense of wonder or ethereal beauty. When using this phrase, consider its potential overuse in literal contexts and explore alternative expressions to convey nuanced meanings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
blue streak
Focuses on the intensity and speed of the blue mark, rather than the trailing aspect.
azure path
Replaces "trail" with "path" and "blue" with "azure", offering a more poetic tone.
sapphire trace
Uses "sapphire" to specify a shade of blue and "trace" to emphasize a delicate mark.
cerulean line
Cerulean is a specific shade of blue and line focuses on the shape.
wake of blue
Implies movement leaving behind a blue residue.
blue-tinted path
Emphasizes the path is colored with blue.
blue colored line
Highlights that the line is of blue color.
blue-marked route
Focuses on the "route" aspect, using blue as a marker.
azure colored trail
Similar to the original, but substitutes "blue" with "azure colored".
blue-hued line
Similar to "azure path", but using "blue-hued" to describe the line.
FAQs
How can I use "trail of blue" in a sentence?
You can use "trail of blue" to describe a visible path or mark that is blue in color, often in a poetic or descriptive context. For example: "As the artist painted, a "trail of blue" emerged on the canvas, leading the viewer's eye across the scene."
What can I say instead of "trail of blue"?
Alternatives include "azure path", "sapphire trace", or "cerulean line" depending on the desired nuance.
What does "trail of blue" typically describe?
"Trail of blue" is often used to evoke a sense of wonder, mystery, or ethereal beauty. It's frequently employed in creative writing to describe magical or otherworldly phenomena.
Is "trail of blue" formal or informal?
"Trail of blue" is generally considered a neutral to slightly formal phrase, suitable for descriptive writing, creative pieces, or contexts where evocative language is appropriate.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested