Yarn swaps

King Cole Cottonsoft DK substitutes

Paintbox Cotton DK is the all-cotton option here; DROPS Cotton Light matches Cottonsoft’s metres per 100 g but is half polyester. One 100 g Cottonsoft DK ball holds 210 m, replaced by two 50 g balls of either alternative. Check the pattern’s tension and the fabric before swapping: the same DK name is only a starting point.

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Original Cottonsoft DK: verified specifications

King Cole lists 100% cotton, 100 g and approximately 210 m (229 yd), with 4 mm needles. Its manufacturer shade chart lists 22 stitches × 28 rows per 10 cm. The linked retailer recommends a 4 mm crochet hook; the knitting tension does not verify crochet tension.

The manufacturer’s 2024–25 chart shows a 30°C wash, dry flat, no ironing, bleaching or dry cleaning. Retailer care fields differ, so use the band supplied with your actual shade rather than combining the most permissive instructions from each source.

Original and two UK alternatives. Specifications checked 12 October 2026; original care also checked against the dated manufacturer chart.
YarnFibre / weightBall / lengthHook / needlesKnitting tensionCare
King Cole Cottonsoft DK100% cotton / DK (US light worsted / 8 ply)100 g / 210 m4 / 4 mm22 stitches × 28 rows per 10 cmManufacturer chart: wash 30°C; dry flat; no ironing, bleaching or dry cleaning
Paintbox Cotton DK100% cotton / DK (US light worsted / 8 ply)50 g / 125 m4 / 4 mm22 stitches × 30 rows per 10 cmMachine wash 40°C; no tumble drying or bleach; warm iron
DROPS Cotton Light50% cotton, 50% polyester / DK (US light worsted / 8 ply)50 g / 105 mNot stated / 4 mm21 stitches × 28 rows per 10 cmGentle machine wash 40°C; dry flat

Download this table (CSV) · free to reuse with a link to HazelLoop

All-cotton choice: Paintbox Cotton DK

Both are cotton DK with a 22-stitch knitting reference, but Paintbox holds 250 m per 100 g rather than 210 m. Its smaller 50 g balls can be useful for a few stripes; they still need rounding separately by colour.

The row references differ, 30 against 28 rows. For a baby cardigan or sleeve, match the pattern’s row tension and finished measurements too. Equal fibre does not establish the same twist, handle or finished drape; we have not compared these in person.

Same length-to-weight ratio: DROPS Cotton Light

Cotton Light holds 105 m per 50 g, exactly 210 m per 100 g, but changes the fibre to 50% cotton and 50% polyester. Its 21-stitch knitting reference differs from Cottonsoft’s 22. Choose it only if that blend and the fabric suit your project.

The manufacturer recommends 4 mm needles and gentle 40°C washing with flat drying. It does not state a crochet hook size on the linked yarn specification, so we do not invent one. Use the hook that produces your pattern’s crochet tension.

How many substitute balls do I need?

Multiply all the original metres in one colour, divide by the replacement ball’s length, then round up. Three Cottonsoft balls total 630 m: six Paintbox Cotton DK balls or six Cotton Light balls. Five original balls total 1,050 m: nine Paintbox balls or ten Cotton Light balls.

Use the substitution calculator for any other quantity. Length replaces length; these shopping counts do not compensate for a fabric that fails the required tension.

One colour, no added reserve: combine metres before rounding.
Cottonsoft DK quantityTotal lengthPaintbox Cotton DK (125 m / 50 g)Cotton Light (105 m / 50 g)
1 × 100 g balls210 m2 × 50 g balls2 × 50 g balls
2 × 100 g balls420 m4 × 50 g balls4 × 50 g balls
3 × 100 g balls630 m6 × 50 g balls6 × 50 g balls
5 × 100 g balls1,050 m9 × 50 g balls10 × 50 g balls

Download this table (CSV) · free to reuse with a link to HazelLoop

Colour, drape and when to keep Cottonsoft

Compare the actual shade range at the shop. A colour name or screen image is not a dye match, and a replacement partway through a project can show in both colour and texture. Keep the original if the washed square or fitted measurements do not work with the substitute.

Ordinary acrylic DK is a changed-fibre option, not the default for a pattern that needs cotton’s behaviour. Check whether the project is a bag, garment or blanket before deciding which properties matter. No unsupported softness ranking, price claim or in-person testing is used here.

Try it with your own numbers.

Turn the pattern’s balls, grams or yards into whole balls of your yarn, with a thickness check.

Swap my yarn ↗

Sources and scope

Current product specifications checked 12 October 2026. Manufacturer care chart is the 2024–25 edition, pages 62 (Cottonsoft) and 152 (Yummy elsewhere); publication dates are not replaced by the date we viewed it. Label facts come from the linked references; worked purchase examples and arithmetic are our own illustrations. Original pattern and product names retain their source spelling.

How much yarn do I need? All UK wool quantity guides

Keep planning

These are planning estimates, not claims of projects we have made. Read our method and editorial approach.

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