Cosmo Embroidery Floss

730

Blues family

Cosmo 730 has hex #C0D5DE and RGB 192, 213, 222. This light, moderately saturated blue 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
#C0D5DE
RGB
192, 213, 222
HSL
198°, 31%, 81%
Lab
84.0, -5.2, -6.8
Lightness
81%
Very light
Saturation
31%
Muted
Hue
198°
Family
Blues

Brand Equivalents for Cosmo 730

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

Cosmo 730

Sullivans

Antique Blue Ultra Light 45377 91% Good
Baby Blue Very Light 45195 83% Good
Baby Blue Pale 45439 82% Good
Blue Ultra Very Light 45477 79% Approx
Blue Ultra Very Light 45229 75% Approx

Crescent Colours

Snips and Snails 087 68% Approx
Baby Blanket 093 67% Approx
Cloud 010 58% Fair
Snowball 186 57% Fair
Petite Maison 127 52% Fair

Similar Cosmo Colors to 730

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

Working with Cosmo 730

On white fabric
1.5:1
On dark fabric
13.8:1
Temperature
cool
Closest to
silver

It reads best on black or dark fabric and can wash out on white, so reach for a dark or mid-tone ground.

Color Harmonies for Cosmo 730

Cosmo threads that pair well with 730, 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

Blues Family

Cosmo 730 in context with nearby shades from the blues color family.

About Cosmo 730

Cosmo 730 sits in the blues family as a light, moderately saturated shade with sky blue tones. It has a gentle and approachable feel that suits cool-toned backgrounds and nautical themes particularly well. Designers often pair this shade with winter scenes or forget-me-nots for balanced palettes.

Frequently Asked Questions

Cosmo 730 — what color is it?

Cosmo 730 is a light blue thread (hex #C0D5DE, RGB 192, 213, 222). It shows up most in porcelain patterns and hydrangea blooms.

What is the DMC equivalent of Cosmo 730?

The closest DMC match for Cosmo 730 is DMC 775 (Baby Blue very light) with a 87% match based on visual color similarity. Other near matches include DMC 3753 (Antique Blue ultra very light, 75%) and DMC 828 (Blue ultra very light, 73%).

Which Cosmo threads are close to 730?

The closest Cosmo threads to 730 are 521A (ΔE 4.08), 162A (ΔE 4.25), and 411 (ΔE 5.53). These are useful substitutes when 730 is unavailable or for building gradients.

What is Cosmo 730 good for?

Cosmo 730 is commonly used in cross-stitch projects featuring porcelain patterns, hydrangea blooms, skies, water. Its light tone works well for standalone motifs and as part of larger palettes. This page includes color harmonies and similar shades to pair with 730.

What fabric color works best with Cosmo 730?

It reads best on black or dark fabric and can wash out on white, so reach for a dark or mid-tone ground. For reference, 730 has a contrast ratio of about 1.5:1 on white fabric and 13.8:1 on black. As a cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.