Cosmo Embroidery Floss

155

Blacks family

Below: Cosmo 155, a medium-dark, subdued black shade with hex #45454B and RGB 69, 69, 75. Find its closest Madeira, J&P Coates, and Sullivans matches ranked by visual similarity, plus 8 similar Cosmo shades and a full set of color harmony picks.

Hex
#45454B
RGB
69, 69, 75
HSL
240°, 4%, 28%
Lab
29.5, 1.4, -3.6
Lightness
28%
Dark
Saturation
4%
Neutral
Hue
240°
Family
Blacks

Brand Equivalents for Cosmo 155

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

Cosmo 155

Sullivans

Pewter Grey 45058 83% Good
Ash Grey Very Light 45121 76% Approx
Beaver Grey Very Dark 45151 68% Approx
Grey Green Dark 45384 65% Approx
Pewter Grey Dark 45089 62% Fair

Crescent Colours

Tartan Plaid 073 77% Approx
Blacksmith Blue 187 56% Fair
Nighty Nite 160 55% Fair
Wavy Navy 075 52% Fair
Blue Moon 005 50% Fair

Similar Cosmo Colors to 155

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

Working with Cosmo 155

On white fabric
9.5:1
On dark fabric
2.2:1
Temperature
neutral
Closest to
charcoal

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 155

Cosmo threads that pair well with 155, 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

Blacks Family

Cosmo 155 in context with nearby shades from the blacks color family.

About Cosmo 155

A subdued, medium-dark member of the blacks family, Cosmo 155 is a hand-dyed floss. The deep and grounded character of this shade lends itself well to cat designs and crow motifs. Stitchers frequently choose it for gothic accents and shadow textures in their projects.

Frequently Asked Questions

What does Cosmo 155 look like?

Cosmo 155 is a medium-dark shade in the blacks family with hex #45454B and RGB 69, 69, 75. Stitchers reach for it in projects featuring dramatic backgrounds and wrought iron.

Which DMC thread matches Cosmo 155?

The closest DMC match for Cosmo 155 is DMC 413 (Pewter Grey dark) with a 82% match based on visual color similarity. Other near matches include DMC 317 (Pewter Grey, 70%) and DMC 3799 (Pewter Grey very dark, 67%).

What Cosmo colors are similar to 155?

The closest Cosmo threads to 155 are 2154 (ΔE 4.9), 156 (ΔE 6.96), and 2020 (ΔE 7.16). These are useful substitutes when 155 is unavailable or for building gradients.

When should I use Cosmo 155?

Reach for Cosmo 155 when your project calls for dramatic backgrounds, wrought iron, night skies, silhouettes. Its medium-dark character carries both small accents and wider palette work; the harmony picks on this page show natural companions to 155.

What fabric color works best with Cosmo 155?

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, 155 has a contrast ratio of about 9.5:1 on white fabric and 2.2:1 on black. As a neutral shade, as a near-neutral, it plays quietly with almost any palette and works well as a background or shading tone.