Valdani Perle Cotton

O556 — Blue Green medium

Greens family

Valdani O556 — Blue Green medium — has hex #839C8B and RGB 131, 156, 139. This medium-light, subdued green thread sits alongside its closest DMC, Anchor, and Madeira matches below, with 8 similar Valdani shades and a panel of color harmonies for palette planning.

Hex
#839C8B
RGB
131, 156, 139
HSL
139°, 11%, 56%
Lab
62.1, -12.2, 6.0
Lightness
56%
Medium
Saturation
11%
Neutral
Hue
139°
Family
Greens

Brand Equivalents for Valdani O556

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

Valdani O556 Blue Green medium

Sullivans

Blue Green Medium 45112 77% Approx
Grey Green Light 45271 71% Approx
Celadon Green Light 45414 62% Fair
Celadon Green 45413 60% Fair
Fern Green 45118 57% Fair

Crescent Colours

Lettuce Leaf 020 78% Approx
Frosted Sage 068 53% Fair
Green Onion 017 50% Fair
Key Largo 107 48% Fair
Weeping Willow 162 44% Fair

Similar Valdani Colors to O556

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

Working with Valdani O556

On white fabric
3:1
On dark fabric
7.1:1
Temperature
soft cool
Closest to
gray

It has moderate contrast on both light and dark fabric — usable on either, but test a few stitches on your chosen ground first.

Hand-dyed notes

As a hand-dyed floss, Valdani O556 (Blue Green medium) 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 O556

Valdani threads that pair well with O556, 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

Valdani O556 in context with nearby shades from the greens color family.

About Valdani O556

Valdani O556 is the floss known as Blue Green medium: a subdued, medium-light member of the greens family with cool forest tones. Its tone is balanced and quiet, making it a popular choice for shamrock designs and frog patterns. It pairs nicely in designs that call for moss textures or avocado themes.

Frequently Asked Questions

What does Valdani O556 look like?

Valdani O556 (Blue Green medium) is a medium-light shade in the greens family with hex #839C8B and RGB 131, 156, 139. Stitchers reach for it in projects featuring landscape details and ferns.

Which DMC thread matches Valdani O556?

The closest DMC match for Valdani O556 (Blue Green medium) is DMC 503 (Blue Green medium) with a 100% match based on visual color similarity. Other near matches include DMC 3813 (Blue Green light, 75%) and DMC 3817 (Celadon Green light, 71%).

What Valdani colors are similar to O556?

The closest Valdani threads to O556 are JP9 Celadon Green light (ΔE 5.72), 821 Pistachio Green light (ΔE 9.28), and 178 Beaver Grey light (ΔE 10.07). These are useful substitutes when O556 is unavailable or for building gradients.

When should I use Valdani O556?

Reach for Valdani O556 (Blue Green medium) when your project calls for landscape details, ferns, herb gardens, forest canopies. Its medium-light character carries both small accents and wider palette work; the harmony picks on this page show natural companions to O556.

Does Valdani O556 (Blue Green medium) vary between dye lots?

Yes, mildly. Hand-dyed threads like O556 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.