Cosmo Embroidery Floss

523

Blues family

Below: Cosmo 523, a light, moderately saturated blue shade with hex #96B6DA and RGB 150, 182, 218. Find its closest Gentle Art Sampler, Valdani, and Crescent Colours matches ranked by visual similarity, plus 8 similar Cosmo shades and a full set of color harmony picks.

Hex
#96B6DA
RGB
150, 182, 218
HSL
212°, 48%, 72%
Lab
72.9, -2.4, -21.6
Lightness
72%
Light
Saturation
48%
Muted
Hue
212°
Family
Blues

Brand Equivalents for Cosmo 523

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

Cosmo 523

Sullivans

Delft Blue Pale 45210 92% Good
Lavender Blue Light 45438 91% Good
Cornflower Blue Very Light 45472 90% Good
Baby Blue Light 45337 82% Good
Antique Blue Very Light 45376 77% Approx

Crescent Colours

Really Teally 104 59% Fair
Baby Blanket 093 49% Fair
Blue Beadboard 120 43% Fair
Snips and Snails 087 39% Fair
Betty Bluebell 048 25% Fair

Similar Cosmo Colors to 523

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

Working with Cosmo 523

On white fabric
2.1:1
On dark fabric
10:1
Temperature
cool
Closest to
sky blue

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

Cosmo 523 sits a hair from Cosmo 163 (ΔE 2.98) — 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 523

Cosmo threads that pair well with 523, 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 523 in context with nearby shades from the blues color family.

About Cosmo 523

Cosmo 523 sits in the blues family as a light, moderately saturated shade with sky blue tones. The gentle and approachable mood of this color makes it a natural fit for cool-toned backgrounds and nautical themes. Expect to see it used in winter scenes and forget-me-nots across many cross-stitch charts.

Frequently Asked Questions

Cosmo 523 — what color is it?

Cosmo 523 is a light blue thread (hex #96B6DA, RGB 150, 182, 218). It shows up most in porcelain patterns and hydrangea blooms.

What is the DMC equivalent of Cosmo 523?

The closest DMC match for Cosmo 523 is DMC 800 (Delft Blue pale) with a 90% match based on visual color similarity. Other near matches include DMC 3325 (Baby Blue light, 82%) and DMC 157 (Cornflower Blue very light, 80%).

Which Cosmo threads are close to 523?

The closest Cosmo threads to 523 are 163 (ΔE 2.98), 731 (ΔE 4.86), and 2025 (ΔE 5.81). These are useful substitutes when 523 is unavailable or for building gradients.

What is Cosmo 523 good for?

Cosmo 523 is commonly used in cross-stitch projects featuring porcelain patterns, hydrangea blooms, skies, water. Its light tone works well for standalone motifs and as part of larger palettes. This page includes color harmonies and similar shades to pair with 523.

What fabric color works best with Cosmo 523?

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, 523 has a contrast ratio of about 2.1:1 on white fabric and 10:1 on black. As a cool shade, its cool cast recedes visually — useful for backgrounds, shadows, water and sky, and calm, restful palettes.