Cosmo Embroidery Floss

633

Greens family

Looking up Cosmo 633? It's a medium-dark green shade (#517734 / RGB 81, 119, 52). Scroll down for Crescent Colours, DMC, and Anchor equivalents ranked by visual similarity, plus 8 close Cosmo alternatives and curated color harmonies.

Hex
#517734
RGB
81, 119, 52
HSL
94°, 39%, 34%
Lab
45.9, -26.0, 32.2
Lightness
34%
Dark
Saturation
39%
Muted
Hue
94°
Family
Greens

Brand Equivalents for Cosmo 633

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

Cosmo 633

Sullivans

Forest Green Medium 45309 83% Good
Parrot Green Medium 45255 73% Approx
Yellow Green Medium 45344 71% Approx
Christmas Green Light 45161 71% Approx
Christmas Green Bright 45160 69% Approx

Crescent Colours

Fancy Green Nancy 117 58% Fair
Bean Sprout 184 45% Fair
Weeping Willow 162 43% Fair
Jolly Holly 159 39% Fair
Poblano Pepper 069 24% Fair

Similar Cosmo Colors to 633

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

Working with Cosmo 633

On white fabric
5.2:1
On dark fabric
4:1
Temperature
cool
Closest to
green

It stands out clearly on both white and dark fabric, so it is an easy, versatile choice for any ground.

Blending & gradients

Cosmo 633 sits a hair from Cosmo 119 (ΔE 1.3) — 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 633

Cosmo threads that pair well with 633, 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

Greens Family

Cosmo 633 in context with nearby shades from the greens color family.

About Cosmo 633

Cosmo 633 sits in the greens family as a medium-dark, moderately saturated shade with yellow-green tones. Expect a rich and grounded look that suits frog patterns, moss textures, and similar motifs. Cross stitch enthusiasts often reach for this thread when stitching avocado themes or foliage.

Frequently Asked Questions

Cosmo 633 — what color is it?

Cosmo 633 is a medium-dark green thread (hex #517734, RGB 81, 119, 52). It shows up most in ferns and herb gardens.

What is the DMC equivalent of Cosmo 633?

The closest DMC match for Cosmo 633 is DMC 988 (Forest Green medium) with a 80% match based on visual color similarity. Other near matches include DMC 905 (Parrot Green dark, 80%) and DMC 470 (Avocado Green light, 67%).

Which Cosmo threads are close to 633?

The closest Cosmo threads to 633 are 119 (ΔE 1.3), 2924 (ΔE 3.8), and 120 (ΔE 4.7). These are useful substitutes when 633 is unavailable or for building gradients.

What is Cosmo 633 good for?

Cosmo 633 is commonly used in cross-stitch projects featuring ferns, herb gardens, forest canopies, cactus 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 633.

What fabric color works best with Cosmo 633?

It stands out clearly on both white and dark fabric, so it is an easy, versatile choice for any ground. For reference, 633 has a contrast ratio of about 5.2:1 on white fabric and 4:1 on black. As a cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.