DMC 370 to Sullivans: Thread Conversion
The closest Sullivans equivalent to DMC 370 (Medium Mustard) is Sullivans 45083.
Close MatchHex #B89D64 · yellows family
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
Sullivans 45083 is listed as close for DMC 370 and is serviceable for standalone projects. Sullivans' characteristic slight sheen affects warm earth tones like mustard in an interesting way — rather than looking artificially bright the way it might on a pale color, at this deeper, more saturated yellow-brown, the sheen adds a slight warmth and richness to the baked-earth quality that can actually be an appealing effect in autumn and harvest designs. The primary caution is mixing: avoid using Sullivans 45083 alongside DMC 370 mid-project in areas that should read as a continuous color. The undertone difference between the two brands — which in isolation would be manageable — becomes visible in adjacent stitches when compared directly, creating an unintended patchwork effect where stitches of the same nominal color read as two different shades. For single-brand projects working entirely with Sullivans, 45083 performs adequately in the medium mustard range and is a practical accessible option for domestic retail availability. For replacing a partial skein mid-project, source the same brand throughout from the start to avoid this issue.
Reference quality
How We Validate This Match
This Sullivans 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 370, the stored Sullivans 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
- Published cross-brand floss chart mapping. Use it as a shortlist, then confirm with physical thread because sheen and dye lots still matter.
- 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 370 to Sullivans 45083
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 370 is unavailable and Sullivans 45083 is good enough after a stitched sample check.
- + Shortlisting a Sullivans substitute before you buy skeins, especially if your project can tolerate small differences in sheen or dye lot.
- + Comparing this Sullivans 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 370 and Sullivans 45083 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 370 and Sullivans 45083: 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 370 to Sullivans FAQ
These answers are the same statements published in this page's FAQ structured data.
What is the Sullivans equivalent of DMC 370?+
The closest Sullivans equivalent to DMC 370 (Medium Mustard) is Sullivans 45083. This is a close match.
Is the DMC 370 to Sullivans conversion exact?+
The conversion from DMC 370 (Medium Mustard) to Sullivans 45083 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 370 and Sullivans 45083 in the same project?+
You can use DMC 370 and Sullivans 45083 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 370
Similar DMC Colors
Shades closest to DMC 370 — handy if Sullivans 45083 isn't quite right:
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