DMC 400 to Sullivans: Thread Conversion

DMC 400 Dark Mahogany embroidery floss

The closest Sullivans equivalent to DMC 400 (Dark Mahogany) is Sullivans 45086.

Close Match

Hex #8F430F · browns family

DMC 400 #8F430F
92% match
Stored match for Sullivans 45086 Sullivans 45086 Sullivans 45086 does not have an official hex preview stored on this site. Treat the page as a physical skein shortlist, then verify the real thread in person before you rely on the match.

Only the DMC swatch is rendered as stored color data here. Compare the physical target skein before you assume a visual match.

Amazon: DMC 400 → LoveCrafts: DMC 400 → Amazon: Sullivans 45086 →

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Conversion Notes

Sullivans 45086 is a close match for DMC 400 Dark Mahogany that gets you into the right warm red-brown zone. The key quality to confirm is that the red undertone is present and clearly warm-red rather than neutral brown — this is the defining character of the mahogany family and the reason for reaching for 400 over a simpler dark brown. Test it against your fabric in natural daylight before purchasing in quantity, since warm artificial light can amplify any orange component and make different warm browns look more similar than they actually are. For standalone mahogany projects, 45086 performs adequately when lot consistency is confirmed.

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 400, 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.

Read the Stitchies methodology

Decision guide

When to trust DMC 400 to Sullivans 45086

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 400 is unavailable and Sullivans 45086 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 400 and Sullivans 45086 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

  1. Compare DMC 400 and Sullivans 45086: lay the physical skeins together in daylight before you mix brands in the same stitched area.
  2. Test on your project fabric: stitch a small sample so fabric color and stitch density reveal whether the match still holds at full coverage.
  3. 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 400 to Sullivans FAQ

These answers are the same statements published in this page's FAQ structured data.

What is the Sullivans equivalent of DMC 400?+

The closest Sullivans equivalent to DMC 400 (Dark Mahogany) is Sullivans 45086. This is a close match.

Is the DMC 400 to Sullivans conversion exact?+

The conversion from DMC 400 (Dark Mahogany) to Sullivans 45086 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 400 and Sullivans 45086 in the same project?+

You can use DMC 400 and Sullivans 45086 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.

← All conversions for DMC 400 Browse browns colors

Other Conversions for DMC 400

DMC 400 → Anchor 351 DMC 400 → Madeira 2305 DMC 400 → Cosmo 130 DMC 400 → J&P Coats 5349 DMC 400 → Dimensions 15349 DMC 400 → Bucilla 928 DMC 400 → Candamar 6109

Similar DMC Colors

Shades closest to DMC 400 — handy if Sullivans 45086 isn't quite right:

DMC 975

Dark Golden Brown

DMC 918

Dark Red Copper

DMC 919

Red Copper

DMC 433

Medium Brown
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