Cosmo Embroidery Floss

266

Purples family

Cosmo 266 has hex #553273 and RGB 85, 50, 115. This medium-dark, moderately saturated purple 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.

Hex
#553273
RGB
85, 50, 115
HSL
272°, 39%, 32%
Lab
28.0, 29.4, -31.5
Lightness
32%
Dark
Saturation
39%
Muted
Hue
272°
Family
Purples

Brand Equivalents for Cosmo 266

Top 5 closest matches in each brand, ranked by visual color similarity. How matching works

Cosmo 266

Sullivans

Violet Medium 45124 85% Good
Violet 45125 75% Approx
Lavender Very Dark 45040 69% Approx
Lavender Ultra Dark 45435 69% Approx
Violet 45065 61% Fair

Crescent Colours

Pansy Purple 102 56% Fair
Rainy Day 103 47% Fair
Boysenberry Jam 049 44% Fair
Blooming Crocus 032 43% Fair
Argyle Socks 092 42% Fair

Similar Cosmo Colors to 266

Closest Cosmo threads by perceptual color distance, sorted from most to least similar.

Working with Cosmo 266

On white fabric
10:1
On dark fabric
2.1:1
Temperature
cool
Closest to
indigo

It has moderate contrast on both light and dark fabric — usable on either, but test a few stitches on your chosen ground first.

Blending & gradients

Cosmo 266 sits a hair from Cosmo 286 (ΔE 2.7) — 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 266

Cosmo threads that pair well with 266, based on color theory harmony rules in CIELAB color space.

Complementary
Opposite on the color wheel — maximum contrast
Analogous
Adjacent hues — smooth, natural transitions
Triadic
Evenly spaced at 120° — vibrant and balanced
Monochromatic
Same hue, different lightness — great for shading

Purples Family

Cosmo 266 in context with nearby shades from the purples color family.

About Cosmo 266

Cosmo 266 sits in the purples family as a medium-dark, moderately saturated shade with true purple tones. It has a rich and grounded feel that suits elegant accents and grape clusters particularly well. Designers often pair this shade with wisteria or amethyst tones for balanced palettes.

Frequently Asked Questions

Cosmo 266 — what color is it?

Cosmo 266 is a medium-dark purple thread (hex #553273, RGB 85, 50, 115). It shows up most in lilac patterns and galaxy motifs.

What is the DMC equivalent of Cosmo 266?

The closest DMC match for Cosmo 266 is DMC 333 (Blue Violet very dark) with a 75% match based on visual color similarity. Other near matches include DMC 3837 (Lavender ultra dark, 75%) and DMC 327 (Violet, 66%).

Which Cosmo threads are close to 266?

The closest Cosmo threads to 266 are 286 (ΔE 2.7), 287A (ΔE 3.27), and 285 (ΔE 4.54). These are useful substitutes when 266 is unavailable or for building gradients.

What is Cosmo 266 good for?

Cosmo 266 is commonly used in cross-stitch projects featuring lilac patterns, galaxy motifs, lavender fields, royal motifs. Its medium-dark tone works well for standalone motifs and as part of larger palettes. This page includes color harmonies and similar shades to pair with 266.

What fabric color works best with Cosmo 266?

It has moderate contrast on both light and dark fabric — usable on either, but test a few stitches on your chosen ground first. For reference, 266 has a contrast ratio of about 10:1 on white fabric and 2.1:1 on black. As a cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.