Liquid candle dye is concentrated, so a little colors a lot of wax. A single drop is too light for a typical scale to read, so for small batches makers count the drops as they go into the wax. A medium shade takes only about three or four drops per pound. Once a batch needs more than about 30 drops, counting gets error-prone, so we recommend weighing the dye on a 0.1g precision scale instead. This guide gives you a calculator, the shade chart, the conversions, and a worked example so you can reproduce a color batch after batch. For the dye itself, see our candle dyes; if you prefer a solid colorant, the Guide to Dye Block Usage in Candle Making covers blocks.
Liquid Dye Calculator for Candle Making
Enter your wax weight and target shade and the calculator gives you a drop count for small batches, or a weight to measure on a 0.1g precision scale once the dose passes about 30 drops. Use it as a starting point, then nudge the amount up or down once you see a cured sample.
How Much Liquid Dye to Use
Color strength scales with how much dye you add, not with how the wax looks while it is hot. Liquid wax looks darker than when it has set, so judge a shade from a cooled sample, not the melted pot. Stir the dye in until the wax reads a shade darker than your target. The amounts in the chart below are per pound of wax; count them straight from the bottle, or weigh the dye once a batch needs more than about 30 drops.
Liquid Dye by Target Shade
| Target shade | Per pound of wax |
|---|---|
| Vanilla or ivory | about 1 drop per pound |
| Pale (peach, pink) | about 1 drop per pound |
| Medium (red, blue, yellow) | 3-4 drops per pound |
| Dark (burgundy, navy) | 6-7 drops per pound |
| Gray | 1-7 drops per pound |
Drop and Volume Conversions
For most batches you count drops straight from the bottle. The conversions below let you move between drops, volume, and weight if a recipe is stated another way. A pound is 453.6 grams and an ounce is 28.35 grams[1]; a teaspoon is about 5 milliliters and a tablespoon about 15 milliliters[2]. For liquid dye specifically, about 33 drops fill a gram.
While we recommend measuring by weight rather than by volume for the most consistent results batch to batch, here is a helpful table for measuring dye by volume if that is what your recipe calls for.
Measurement Conversions
| Unit | Equals |
|---|---|
| 1 gram | about 33 drops |
| 1/4 teaspoon | about 1 gram = about 33 drops |
| 1/2 teaspoon | about 2 grams = about 66 drops |
| 1 teaspoon | about 5 grams = about 165 drops |
| 1 tablespoon | about 15 grams (about 1/2 ounce) = about 500 drops |
| 1 ounce | 28.35 grams = about 935 drops |
| 1 pound | 453.6 grams = 16 ounces = about 15,000 drops |
Dosing a Batch
Scale the per-pound drop count to your wax weight, then decide whether to count or weigh: a 10 pound batch of red at the medium shade is 10 lb x 3-4 drops, or about 30 to 40 drops for the full batch. That is past the 30-drop point, so it is easier to weigh than to count. Here is the full path for that same batch.
Dosing a 10 Pound Batch of Red
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1
Scale the drop count to your wax
Multiply the per-pound count by the batch weight: 10 lb x 3-4 drops per pound is about 30 to 40 drops for the whole batch.
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2
Decide count or weigh
Around 30 drops or fewer, count them straight from the bottle. More than that, like the 30 to 40 here, weigh the dye instead so you are not miscounting past 30 drops.
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3
Convert drops to a weight
Using the conversion chart, about 33 drops fill a gram, so 30 to 40 drops is roughly 0.9 to 1.2 grams. Weigh that on a 0.1g precision scale.
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4
Add, stir, and check a sample
Stir dye into melted wax a little at a time. Test the color by letting a small sample cool on a paper plate. Add more dye to darken if needed before pouring the batch.
For fragrance, our Fragrance Oil Calculators size the oil by weight from the total wax weight. Liquid dye works differently: you add it by the drop for small batches and switch to a weight only once the dose passes about 30 drops.
When to Add Dye to the Wax
Add liquid dye to fully melted wax after the fragrance oil, while the wax is hot enough to carry the color evenly. Stir until the color is uniform with no streaks, then pour at your wax's recommended pour temperature. Adding dye to wax that has started to cool leaves specks and uneven color.
Mixing Custom Shades
Blend different dye colors to create custom shades. Add a drop of black or brown to darken any color. Start from the three primaries and add the second color a drop at a time, checking a cooled sample as you go.
Starting Points for Mixed Shades
Orange
Red plus yellow. Lean yellow for a warm amber, red for a deeper rust.
Green
Blue plus yellow. More yellow reads spring green; more blue reads forest.
Purple
Red plus blue. A touch more red gives plum; more blue gives violet.
Brown
Add a small amount of red to green, or layer all three primaries. Build it slowly, since brown turns muddy fast.
Gray
A trace of black in clear wax. Stay below the black drop count and step down for lighter grays.
Colors look darker once the candle fully cures. Mix your test sample to look slightly lighter than your target color, then let it set completely to confirm the final shade before making a large batch.
Liquid Dye or Dye Blocks
Liquid dye mixes quickly and allows for single-drop precision. This makes it the best choice for small batches and exact color matching. Solid dye blocks are ideal for shaving into large batches. Many candle makers keep both blocks and liquid dyes on hand. To learn how to shave and measure blocks, read our Guide to Dye Block Usage in Candle Making. You can also browse our full range of candle dyes to see both options.
