Cosmo Embroidery Floss

175

Blues family

Cosmo 175 is a medium, moderately saturated blue shade with hex code #5F50A3 and RGB values 95, 80, 163. Below you'll find the closest Valdani, Crescent Colours, and DMC equivalents — ranked by visual color similarity — plus 8 similar Cosmo shades and color harmony pairings.

Hex
#5F50A3
RGB
95, 80, 163
HSL
251°, 34%, 48%
Lab
39.3, 27.1, -43.0
Lightness
48%
Medium
Saturation
34%
Muted
Hue
251°
Family
Blues

Brand Equivalents for Cosmo 175

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

Cosmo 175

Sullivans

Blue Violet Dark 45373 76% Approx
Cornflower Blue 45404 61% Fair
Lavender Dark 45041 61% Fair
Lavender Very Dark 45040 60% Fair
Blue Violet Medium Dark 45470 59% Fair

Crescent Colours

Pansy Purple 102 75% Approx
Blue Beatrice 132 59% Fair
Vintage Violet 045 51% Fair
Argyle Socks 092 42% Fair
Blooming Crocus 032 41% Fair

Similar Cosmo Colors to 175

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

Cosmo 175
Cosmo 174 Very close ΔE 3.27 Cosmo 176 Very close ΔE 3.3 Cosmo 664A Very close ΔE 4.88 Cosmo 555 Close ΔE 5.31 Cosmo 263 Noticeable ΔE 5.52 Cosmo 283 Noticeable ΔE 7.16 Cosmo 264 Noticeable ΔE 7.64 Cosmo 2664 Noticeable ΔE 7.72

Working with Cosmo 175

On white fabric
6.6:1
On dark fabric
3.2:1
Temperature
cool
Closest to
purple

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

Color Harmonies for Cosmo 175

Cosmo threads that pair well with 175, based on color theory harmony rules in CIELAB color space.

Complementary
Opposite on the color wheel — maximum contrast
175
119 Cosmo 119
Analogous
Adjacent hues — smooth, natural transitions
175
484A Cosmo 484A 376 Cosmo 376
Triadic
Evenly spaced at 120° — vibrant and balanced
175
706 Cosmo 706 902 Cosmo 902
Monochromatic
Same hue, different lightness — great for shading
175
665 Cosmo 665 2172 Cosmo 2172 522 Cosmo 522

Blues Family

Cosmo 175 in context with nearby shades from the blues color family.

175 175 175 414A 414A 414A 2253 2253 2253 733 733 733 526 526 526 165A 165A 165A 2027 2027 2027 664A 664A 664A 415A 415A 415A 176 176 176 2214 2214 2214

About Cosmo 175

A moderately saturated, medium member of the blues family, Cosmo 175 is a hand-dyed floss with deep blue tones. Its rich and warm presence shines in denim textures and cool-toned backgrounds alike. Pull this thread for nautical themes or winter scenes when you need a dependable shade.

Frequently Asked Questions

What does Cosmo 175 look like?

Cosmo 175 is a medium shade in the blues family with hex #5F50A3 and RGB 95, 80, 163. Stitchers reach for it in projects featuring sapphire accents and porcelain patterns.

Which DMC thread matches Cosmo 175?

The closest DMC match for Cosmo 175 is DMC 3746 (Blue Violet dark) with a 96% match based on visual color similarity. Other near matches include DMC 31 (Blueberry, 67%) and DMC 32 (Dark Blueberry, 67%).

What Cosmo colors are similar to 175?

The closest Cosmo threads to 175 are 174 (ΔE 3.27), 176 (ΔE 3.3), and 664A (ΔE 4.88). These are useful substitutes when 175 is unavailable or for building gradients.

When should I use Cosmo 175?

Reach for Cosmo 175 when your project calls for sapphire accents, porcelain patterns, hydrangea blooms, skies. Its medium character carries both small accents and wider palette work; the harmony picks on this page show natural companions to 175.

What fabric color works best with Cosmo 175?

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, 175 has a contrast ratio of about 6.6:1 on white fabric and 3.2:1 on black. As a cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.

Cosmo Color Chart Cosmo ↔ DMC Conversion