O550 — Turquoise dark
Teals family
Looking up Valdani O550? It's Turquoise dark, a medium-dark teal shade (#347B8C / RGB 52, 123, 140). Scroll down for Sullivans, Cosmo, and Classic Colorworks equivalents ranked by visual similarity, plus 8 close Valdani alternatives and curated color harmonies.
Brand Equivalents for Valdani O550
Top 5 closest matches in each brand, ranked by visual color similarity. How matching works
DMC
Anchor
Madeira
J&P Coates
Sullivans
Classic Colorworks
Weeks Dye Works
Gentle Art Sampler
Crescent Colours
Similar Valdani Colors to O550
Closest Valdani threads by perceptual color distance, sorted from most to least similar.
Working with Valdani O550
It stands out clearly on both white and dark fabric, so it is an easy, versatile choice for any ground.
As a hand-dyed floss, Valdani O550 (Turquoise dark) varies gently within and between skeins — that is the charm. Reserve one dye lot per project and avoid stitching in strict rows to keep the mottling even.
Color Harmonies for Valdani O550
Valdani threads that pair well with O550, based on color theory harmony rules in CIELAB color space.
Teals Family
Valdani O550 in context with nearby shades from the teals color family.
About Valdani O550
Valdani O550 is the floss known as Turquoise dark: a moderately saturated, medium-dark member of the teals family. The shade reads as deep and intense — a go-to choice for cool accents and nature themes. It also turns up in patterns built around ocean waves and peacock feathers.
Frequently Asked Questions
What does Valdani O550 look like?
Valdani O550 (Turquoise dark) is a medium-dark shade in the teals family with hex #347B8C and RGB 52, 123, 140. Stitchers reach for it in projects featuring mermaid motifs and sea glass tones.
Which DMC thread matches Valdani O550?
The closest DMC match for Valdani O550 (Turquoise dark) is DMC 3810 (Turquoise dark) with a 100% match based on visual color similarity. Other near matches include DMC 806 (Peacock Blue Dark, 66%) and DMC 518 (Wedgewood light, 65%).
What Valdani colors are similar to O550?
The closest Valdani threads to O550 are 185 Grey Green medium (ΔE 9.89), 832 Turquoise very dark (ΔE 11.09), and O544 Bright Turquoise medium (ΔE 12.2). These are useful substitutes when O550 is unavailable or for building gradients.
When should I use Valdani O550?
Reach for Valdani O550 (Turquoise dark) when your project calls for mermaid motifs, sea glass tones, tidepool patterns, water and sky. Its medium-dark character carries both small accents and wider palette work; the harmony picks on this page show natural companions to O550.
Does Valdani O550 (Turquoise dark) vary between dye lots?
Yes, mildly. Hand-dyed threads like O550 are never perfectly flat, and later dye lots can read differently. Reserve one lot per project and avoid stitching in strict rows to keep the mottling even.