Anchor Stranded Cotton

133 — Sky Blue Very Dark

Blues family#2F4084

Looking up Anchor 133? It's Sky Blue Very Dark, a medium-dark blue shade (#2F4084 / RGB 47, 64, 132). Scroll down for Cosmo, Classic Colorworks, and Weeks Dye Works equivalents ranked by visual similarity, plus 8 close Anchor alternatives and curated color harmonies.

Hex
#2F4084
RGB
47, 64, 132
HSL
228°, 47%, 35%
Lab
29.3, 16.2, -40.4
Lightness
35%
Dark
Saturation
47%
Muted
Hue
228°
Family
Blues

About Anchor 133

Anchor Stranded Cotton Mouliné

Fiber
100% cotton
Sold as
8 m

Brand Equivalents for Anchor 133

The five closest matches in each brand, ranked by CIEDE2000 perceptual color difference.

Anchor 133Sky Blue Very Dark

Similar Anchor Colors to 133

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

Working with Anchor 133

On white fabric
9.6:1
On dark fabric
2.2:1
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

Anchor 133 (Sky Blue Very Dark) sits a hair from Anchor 139 (Delft Very Dark) (ΔE 2.43) — 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 Anchor 133

Anchor threads that pair well with 133, 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

Anchor133 in context with nearby shades from the blues color family.

About Anchor 133

Meet Anchor 133, Sky Blue Very Dark — a moderately saturated, medium-dark thread in the blues family with true blue tones. The shade reads as rich and grounded — a go-to choice for skies and water. It also turns up in patterns built around denim textures and cool-toned backgrounds.

Frequently Asked Questions

Anchor 133 — what color is it?

The color of Anchor 133 is Sky Blue Very Dark — a medium-dark blue thread (hex #2F4084, RGB 47, 64, 132). It shows up most in bluebird motifs and whale designs.

What is the DMC equivalent of Anchor 133?

The closest DMC match for Anchor 133 (Sky Blue Very Dark) is DMC 797 (Royal Blue) with a 90% match based on visual color similarity. Other near matches include DMC 792 (Cornflower Blue dark, 87%) and DMC 824 (Blue very dark, 77%).

Which Anchor threads are close to 133?

The closest Anchor threads to 133 are 139 Delft Very Dark (ΔE 2.43), 148 Navy Blue Medium (ΔE 3.58), and 164 Baby Blue Ultra Very Dark (ΔE 3.94). These are useful substitutes when 133 is unavailable or for building gradients.

What is Anchor 133 good for?

Anchor 133 (Sky Blue Very Dark) is commonly used in cross-stitch projects featuring bluebird motifs, whale designs, sapphire accents, porcelain patterns. 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 133.

What fabric color works best with Anchor 133 (Sky Blue Very Dark)?

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, 133 has a contrast ratio of about 9.6:1 on white fabric and 2.2:1 on black. As a cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.