437
Reds family
Cosmo 437 has hex #651A28 and RGB 101, 26, 40. This dark, 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 437
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 437
Closest Cosmo threads by perceptual color distance, sorted from most to least similar.
Working with Cosmo 437
It pops on white and light fabric but nearly disappears on black, so pair it with a light or neutral ground.
Its nearest neighbor, Cosmo 246, is barely a step away (ΔE 1.4). Tweed the two together for subtle shading, or substitute freely when one is out of stock.
Color Harmonies for Cosmo 437
Cosmo threads that pair well with 437, based on color theory harmony rules in CIELAB color space.
Reds Family
Cosmo 437 in context with nearby shades from the reds color family.
About Cosmo 437
Cosmo 437 is a dark, vivid shade from the reds family with warm crimson tones. It has a striking and rich feel that suits cardinal birds and apple motifs particularly well. Designers often pair this shade with ladybug designs or barn scenes for balanced palettes.
Frequently Asked Questions
What color is Cosmo 437?
Cosmo 437 is a dark red shade (hex #651A28, RGB 101, 26, 40) in the reds family, commonly used for holiday designs, bold accents, and similar motifs.
What's the closest DMC match for Cosmo 437?
The closest DMC match for Cosmo 437 is DMC 814 (Garnet dark) with a 86% match based on visual color similarity. Other near matches include DMC 221 (Shell Pink very dark, 83%) and DMC 815 (Garnet medium, 83%).
What's a good substitute for Cosmo 437?
The closest Cosmo threads to 437 are 246 (ΔE 1.4), 245 (ΔE 2.45), and 225 (ΔE 2.91). These are useful substitutes when 437 is unavailable or for building gradients.
What projects use Cosmo 437?
Cross-stitchers pull Cosmo 437 for charts featuring holiday designs, bold accents, berries, valentines. The dark tone reads cleanly on its own and slots into multi-color palettes — see the color harmonies below for pairing ideas.
What fabric color works best with Cosmo 437?
It pops on white and light fabric but nearly disappears on black, so pair it with a light or neutral ground. For reference, 437 has a contrast ratio of about 12.1:1 on white fabric and 1.7:1 on black. As a warm shade, its warm cast advances toward the viewer — good for focal points, highlights, and cozy, inviting palettes.