Cosmo Embroidery Floss

216

Blues family

Cosmo 216 has hex #2D3880 and RGB 45, 56, 128. This medium-dark, moderately saturated blue thread sits alongside its closest DMC, Anchor, and Madeira matches below, with 8 similar Cosmo shades and a panel of color harmonies for palette planning.

Hex
#2D3880
RGB
45, 56, 128
HSL
232°, 48%, 34%
Lab
26.6, 19.8, -42.2
Lightness
34%
Dark
Saturation
48%
Muted
Hue
232°
Family
Blues

Brand Equivalents for Cosmo 216

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

Cosmo 216

Sullivans

Cornflower Blue Dark 45203 92% Good
Royal Blue 45207 78% Approx
Cornflower Blue 45404 77% Approx
Blue Dark 45226 75% Approx
Wedgewood Dark 45440 74% Approx

Crescent Colours

Granny Annie 083 94% Good
Nighty Nite 160 46% Fair
Blacksmith Blue 187 45% Fair
Blue Beatrice 132 40% Fair
Pansy Purple 102 34% Fair

Similar Cosmo Colors to 216

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

Working with Cosmo 216

On white fabric
10.6:1
On dark fabric
2:1
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 216 sits a hair from Cosmo 665 (ΔE 1.62) — 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 216

Cosmo threads that pair well with 216, 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 216 in context with nearby shades from the blues color family.

About Cosmo 216

Meet Cosmo 216 — a moderately saturated, medium-dark hand-dyed thread in the blues family with true blue tones. Its tone is rich and grounded, making it a popular choice for forget-me-nots and bluebird motifs. It pairs nicely in designs that call for whale designs or sapphire accents.

Frequently Asked Questions

Cosmo 216 — what color is it?

Cosmo 216 is a medium-dark blue thread (hex #2D3880, RGB 45, 56, 128). It shows up most in water and denim textures.

What is the DMC equivalent of Cosmo 216?

The closest DMC match for Cosmo 216 is DMC 797 (Royal Blue) with a 92% match based on visual color similarity. Other near matches include DMC 792 (Cornflower Blue dark, 87%) and DMC 796 (Royal Blue dark, 79%).

Which Cosmo threads are close to 216?

The closest Cosmo threads to 216 are 665 (ΔE 1.62), 2664 (ΔE 3.71), and 4792 (ΔE 3.89). These are useful substitutes when 216 is unavailable or for building gradients.

What is Cosmo 216 good for?

Cosmo 216 is commonly used in cross-stitch projects featuring water, denim textures, cool-toned backgrounds, nautical themes. 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 216.

What fabric color works best with Cosmo 216?

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, 216 has a contrast ratio of about 10.6:1 on white fabric and 2:1 on black. As a cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.