DMC 155 to Cosmo: Thread Conversion
The closest Cosmo equivalent to DMC 155 (Medium Blue Violet) is Cosmo 147.
Close MatchHex #9891B6 · purples family
This Cosmo conversion is based on approximate data that has not been independently verified. If you notice an error, let us know — community corrections help everyone.
Only the DMC swatch is rendered as stored color data here. Compare the physical target skein before you assume a visual match.
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Conversion Notes
Cosmo 147 is a close match with the correct medium blue-violet character, sitting in the right cool purple territory between the deeper 3746 and the lighter 156 in the blue-violet family. Cosmo's softer hand and slightly less twist produce a flatter stitch surface that lies more smoothly in the fabric than DMC's firmer-twist thread. For geometric work, sampler-style designs, and large fill areas where you want even, uniform blue-violet coverage without the slight surface texture that a tighter twist creates, the Cosmo version's flatter lay is a practical advantage that produces a more polished, consistently-toned surface. The key quality to verify in the Cosmo version is that the violet character is sufficiently present alongside the blue — a version that tips too far toward pure blue loses the amethyst, gem-like quality that makes DMC 155 so useful for crystal and mystical designs, and would read as a medium blue rather than a blue-violet in the finished piece. Check the thread under natural daylight against your adjacent palette colors, particularly the darker DMC 3746 and lighter DMC 156 if they're in the same design, to confirm the gradient relationship is preserved correctly.
Reference quality
How We Validate This Match
This Cosmo page is meant to help you shortlist a replacement quickly, then verify the physical skein before you mix brands in the same stitched area.
- Methodology
- This comparison uses the site's source-of-truth record for DMC 155, the stored Cosmo equivalent, and the saved close rating before rendering the page copy.
- Verification status
- Close cross-brand match. Treat it as a shortlist, not proof that the physical threads will be visually identical under every fabric and light condition.
- Source basis
- Approximate cross-brand floss mapping. Treat it as lower-confidence until you compare the physical Cosmo skein against the DMC reference.
- Last reviewed
- 2026-04-20
- Best use
- Close and approximate matches work best for replacements, backups, or whole-project brand swaps after you stitch a small sample on the target fabric.
Decision guide
When to trust DMC 155 to Cosmo 147
This page is strongest as a decision aid, not as a guarantee that two branded skeins will vanish into each other without testing.
Best for
- + Replacing missing floss when DMC 155 is unavailable and Cosmo 147 is good enough after a stitched sample check.
- + Shortlisting a Cosmo substitute before you buy skeins, especially if your project can tolerate small differences in sheen or dye lot.
- + Comparing this Cosmo candidate against the other conversions and nearby DMC shades linked from the page before you commit to a full swap.
Watch for
- ! Close matches are not safe to assume interchangeable in focal areas without a physical test on your fabric.
- ! Brand sheen, strand thickness, and project lighting can make DMC 155 and Cosmo 147 look further apart than the stored match rating suggests.
- ! If the design depends on smooth gradients or skin-tone transitions, compare this swap against the neighboring DMC shades before you substitute a large block.
Before you commit
- Compare DMC 155 and Cosmo 147: lay the physical skeins together in daylight before you mix brands in the same stitched area.
- Test on your project fabric: stitch a small sample so fabric color and stitch density reveal whether the match still holds at full coverage.
- Keep a fallback ready: if the swap feels off, use the linked related DMC shades or another brand conversion instead of forcing the closest stored match.
DMC 155 to Cosmo FAQ
These answers are the same statements published in this page's FAQ structured data.
What is the Cosmo equivalent of DMC 155?+
The closest Cosmo equivalent to DMC 155 (Medium Blue Violet) is Cosmo 147. This is a close match.
Is the DMC 155 to Cosmo conversion exact?+
The conversion from DMC 155 (Medium Blue Violet) to Cosmo 147 is rated as a close match. Thread colors vary slightly between brands, so compare physical thread in daylight before stitching a large area.
Can I mix DMC 155 and Cosmo 147 in the same project?+
You can use DMC 155 and Cosmo 147 together when the close match is acceptable for your project, but always test them side by side on your fabric first because sheen and dye lots can create visible differences.
Other Conversions for DMC 155
Similar DMC Colors
Shades closest to DMC 155 — handy if Cosmo 147 isn't quite right:
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