343
Reds family
Cosmo 343 has hex #E24945 and RGB 226, 73, 69. This medium-light, vivid red thread sits alongside its closest Classic Colorworks, Weeks Dye Works, and Gentle Art Sampler matches below, with 8 similar Cosmo shades and a panel of color harmonies for palette planning.
Brand Equivalents for Cosmo 343
Top 5 closest matches in each brand, ranked by visual color similarity. How matching works
DMC
Anchor
Madeira
J&P Coates
Sullivans
Classic Colorworks
Weeks Dye Works
Gentle Art Sampler
Valdani
Crescent Colours
Similar Cosmo Colors to 343
Closest Cosmo threads by perceptual color distance, sorted from most to least similar.
Working with Cosmo 343
It stands out clearly on both white and dark fabric, so it is an easy, versatile choice for any ground.
With its high saturation, Cosmo 343 draws the eye — a natural pick for focal motifs, small pops of color, and details you want to read first.
Cosmo 343 sits a hair from Cosmo 854 (ΔE 2.91) — close enough to blend a strand of each for a smooth gradient or to swap one for the other in a pinch.
Color Harmonies for Cosmo 343
Cosmo threads that pair well with 343, based on color theory harmony rules in CIELAB color space.
Reds Family
Cosmo 343 in context with nearby shades from the reds color family.
About Cosmo 343
Cosmo 343 sits in the reds family as a medium-light, vivid shade with true red tones. It has a crisp and versatile feel that suits bold accents and berries particularly well. Designers often pair this shade with valentines or poppies for balanced palettes.
Frequently Asked Questions
Cosmo 343 — what color is it?
Cosmo 343 is a medium-light red thread (hex #E24945, RGB 226, 73, 69). It shows up most in barn scenes and tomato patterns.
What is the DMC equivalent of Cosmo 343?
The closest DMC match for Cosmo 343 is DMC 351 (Coral) with a 96% match based on visual color similarity. Other near matches include DMC 3705 (Melon dark, 79%) and DMC 891 (Carnation dark, 77%).
Which Cosmo threads are close to 343?
The closest Cosmo threads to 343 are 854 (ΔE 2.91), 2343 (ΔE 2.95), and 445A (ΔE 3.5). These are useful substitutes when 343 is unavailable or for building gradients.
What is Cosmo 343 good for?
Cosmo 343 is commonly used in cross-stitch projects featuring barn scenes, tomato patterns, roses, hearts. Its medium-light tone works well for standalone motifs and as part of larger palettes. This page includes color harmonies and similar shades to pair with 343.
What fabric color works best with Cosmo 343?
It stands out clearly on both white and dark fabric, so it is an easy, versatile choice for any ground. For reference, 343 has a contrast ratio of about 4:1 on white fabric and 5.3:1 on black. As a warm shade, its warm cast advances toward the viewer — good for focal points, highlights, and cozy, inviting palettes.