Cosmo Embroidery Floss

983

Blues family

Need details on Cosmo 983? This medium-dark, muted blue hand-dyed shade is hex #3C5E6A, RGB 60, 94, 106. Cross-brand equivalents in Anchor, Madeira, and J&P Coates are listed below — ranked by perceptual similarity — alongside 8 nearby Cosmo shades and color-theory harmony pairings.

Hex
#3C5E6A
RGB
60, 94, 106
HSL
196°, 28%, 33%
Lab
37.9, -8.8, -10.7
Lightness
33%
Dark
Saturation
28%
Muted
Hue
196°
Family
Blues

Brand Equivalents for Cosmo 983

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

Cosmo 983

Sullivans

Turquoise Very Dark 45406 77% Approx
Grey Green Dark 45384 62% Fair
Turquoise Dark 45407 49% Fair
Antique Blue Medium 45274 46% Fair
Blue Green Dark 45110 42% Fair

Crescent Colours

Bejeweled 095 76% Approx
Blacksmith Blue 187 53% Fair
Deep Blue Sea 065 45% Fair
Nighty Nite 160 40% Fair
Caribbean Waters 050 34% Fair

Similar Cosmo Colors to 983

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

Working with Cosmo 983

On white fabric
7:1
On dark fabric
3:1
Temperature
soft 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.

Color Harmonies for Cosmo 983

Cosmo threads that pair well with 983, 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 983 in context with nearby shades from the blues color family.

About Cosmo 983

Cosmo 983 sits in the blues family as a medium-dark, muted shade with sky blue tones. With a somber and rich quality, this thread works beautifully in sapphire accents and porcelain patterns. You will find this color at home in patterns featuring hydrangea blooms and skies.

Frequently Asked Questions

Cosmo 983 — what color is it?

Cosmo 983 is a medium-dark blue thread (hex #3C5E6A, RGB 60, 94, 106). It shows up most in nautical themes and winter scenes.

What is the DMC equivalent of Cosmo 983?

The closest DMC match for Cosmo 983 is DMC 3768 (Grey Green dark) with a 85% match based on visual color similarity. Other near matches include DMC 3809 (Turquoise very dark, 73%) and DMC 806 (Peacock Blue Dark, 62%).

Which Cosmo threads are close to 983?

The closest Cosmo threads to 983 are 984 (ΔE 6.86), 2024 (ΔE 6.87), and 2019 (ΔE 6.94). These are useful substitutes when 983 is unavailable or for building gradients.

What is Cosmo 983 good for?

Cosmo 983 is commonly used in cross-stitch projects featuring nautical themes, winter scenes, forget-me-nots, bluebird 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 983.

What fabric color works best with Cosmo 983?

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, 983 has a contrast ratio of about 7:1 on white fabric and 3:1 on black. As a soft cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.