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Acrylic Pouring Calculator — Paint Volume, Medium Ratio & Cost

Estimate paint and pouring medium for your canvas, choose your technique, and plan materials for a perfect acrylic pour

Total Mixture

66.6 oz

Paint Cost

$25.16

Per Color

5.5 oz

Add Silicone Oil
Creates cells in the pour

Consistency: Your mixture should flow like warm honey—not too thick, not watery.

Cells: A few drops of silicone oil per color creates beautiful lacing cells. Torch briefly after pouring to pop air bubbles.

Canvas prep: Elevate your canvas on cups or push pins so excess paint drips off cleanly.

Paint Volume Summary

66.6 oz
total mixture needed
Paint Only
22.2 oz
4 colors
Medium
44.3 oz
2:1 (standard) ratio

Per Color Amounts

Paint per Color5.54 oz
Medium per Color11.08 oz
Silicone Drops per Color3 drops
Mixture per Color16.62 oz

Cost Breakdown

Acrylic Paint$11.08
Pouring Medium$11.08
Silicone Oil$3.00
Total Material Cost$25.16

DIY vs Buying Pour Art

Your DIY Cost$25.16
Small Canvas (Etsy)$35.00
Large Canvas (Etsy)$120.00

Acrylic pour paintings sell for $25–$200+ on Etsy depending on canvas size and technique

Canvas Details

Canvas Area320 sq in
Pour Depth1/8" (3mm)
Coverage CheckFull Coverage

Example Calculations

1Small Canvas Dirty Pour — 8×10"

Inputs

Canvas Size8×10 inches
Number of Colors3
TechniqueDirty Pour
Medium Ratio2:1
SiliconeYes

Result

Total Mixture16.6 oz
Paint Volume5.5 oz
Pouring Medium11.1 oz
Paint per Color1.8 oz
Estimated Cost$5.53

An 8×10" canvas has 80 square inches of surface area. At 1/8" pour depth, you need about 5.5 oz of paint. With a 2:1 medium ratio, total mixture is 16.6 oz. Split across 3 colors, each needs about 1.8 oz of paint.

2Medium Canvas Flip Cup — 16×20"

Inputs

Canvas Size16×20 inches
Number of Colors4
TechniqueFlip Cup
Medium Ratio2:1
SiliconeYes

Result

Total Mixture76.3 oz
Paint Volume25.4 oz
Pouring Medium50.9 oz
Paint per Color6.4 oz
Estimated Cost$18.48

A 16×20" canvas with the flip cup technique (1.15× depth factor) needs about 25.4 oz of paint. With 2:1 medium ratio, total mixture is 76.3 oz. Four colors each require about 6.4 oz of paint.

3Large Canvas Tree Ring — 24×36"

Inputs

Canvas Size24×36 inches
Number of Colors5
TechniqueTree Ring
Medium Ratio3:1 (thin)
SiliconeNo

Result

Total Mixture287.9 oz
Paint Volume72.0 oz
Pouring Medium215.9 oz
Paint per Color14.4 oz
Estimated Cost$89.98

A large 24×36" canvas with tree ring technique (1.2× depth) requires about 72 oz of paint. At a thin 3:1 ratio for maximum flow, total mixture is 287.9 oz. Five colors each need about 14.4 oz.

Frequently Asked Questions

Q

How much paint do I need for an acrylic pour?

The paint volume depends on canvas area and pour depth. For a standard 1/8-inch pour depth, multiply canvas width by height to get area in square inches, then multiply by 0.125 and by 0.554 to convert cubic inches to fluid ounces. A 16×20-inch canvas needs roughly 22 oz of paint, or about 66 oz total mixture at a 2:1 medium ratio.

  • Canvas area (sq in) × 0.125 (depth) × 0.554 = paint volume in oz
  • 8×10 canvas: ~5.5 oz paint (~16.5 oz total at 2:1 ratio)
  • 16×20 canvas: ~22 oz paint (~66 oz total at 2:1 ratio)
  • 24×36 canvas: ~60 oz paint (~180 oz total at 2:1 ratio)
  • Always mix 10–15% extra to ensure full coverage and drips
Canvas SizeArea (sq in)Paint VolumeTotal at 2:1 Ratio
8×10"80~5.5 oz~16.5 oz
16×20"320~22 oz~66 oz
24×36"864~60 oz~180 oz
Q

What is the best pouring medium to paint ratio?

A 2:1 ratio of pouring medium to paint is the standard starting point. This creates a consistency like warm honey that flows well while retaining color intensity. Use 1:1 for thicker coverage with less movement, or 3:1 for very fluid pours with more translucency and cell formation.

  • 1:1 ratio: thick, vibrant color, minimal flow — good for controlled pours
  • 2:1 ratio: standard consistency, flows like warm honey — most versatile
  • 3:1 ratio: very fluid, translucent, more cells — best for large canvases
  • Floetrol costs ~$0.25/oz, Liquitex Pouring Medium costs ~$0.50/oz
  • GAC 800 is best for preventing crazing and cracking on large pieces
RatioConsistencyColor IntensityBest For
1:1ThickMaximumControlled pours
2:1MediumGoodMost techniques
3:1Thin/fluidTranslucentCells & large canvases
Q

Does silicone oil create cells in acrylic pours?

Yes, adding 2–3 drops of silicone oil (dimethicone) per color creates cells because silicone has a different density than the paint mixture. The oil rises to the surface, pushing paint aside and forming organic cell patterns. Briefly torching the surface after pouring pops bubbles and enhances cells.

  • Use 100% silicone oil (dimethicone) or treadmill belt lubricant
  • 2–3 drops per color is enough — too much makes cells collapse
  • Briefly torch with a kitchen torch to pop bubbles and open cells
  • Silicone must be cleaned off after drying or resin topcoat won’t adhere
  • Hair serum with dimethicone works as a budget alternative
FactorWithout SiliconeWith Silicone (2–3 drops)
Cell FormationMinimal or noneAbundant organic cells
Surface FinishSmooth, flatTextured, 3D look
Post-DryingReady for varnishMust clean off silicone first
Cost per Pour$0~$0.10
Q

What is the cheapest way to do acrylic pouring?

Use craft-grade acrylic paint ($0.50–$1 per 2 oz bottle at Dollar Tree or Walmart) mixed with Floetrol (~$12 per quart, makes 20+ pours). A 16×20 canvas costs about $5–8 at a craft store. Total cost per pour: $8–15 for a medium canvas.

  • Craft acrylics: $0.50–$1 per 2 oz bottle (DecoArt, Apple Barrel)
  • Floetrol: ~$12/quart (32 oz) — cheapest pouring medium, available at hardware stores
  • Canvas: $3–8 for 16×20" at craft stores with 40% coupon
  • Silicone oil: $5–10 for a bottle that lasts 50+ pours
  • Total per medium canvas: $8–15 in materials
MaterialBudget OptionPremium Option
Paint$0.50/2 oz (craft)$3–5/2 oz (artist grade)
Medium$0.37/oz (Floetrol)$0.50/oz (Liquitex)
Canvas (16×20)$5–8 (store brand)$15–25 (gallery wrap)
Q

Which acrylic pour technique is best for beginners?

The dirty pour is the easiest technique for beginners. Layer all your paint colors into a single cup, then pour the cup onto the canvas in one motion. The colors separate naturally as they flow across the surface. No special skills needed — just tilt the canvas to spread the paint.

  • Dirty pour: layer colors in cup, pour onto canvas, tilt to spread
  • Flip cup: fill cup, place canvas on top, flip upside down, lift cup
  • Swipe: pour base color, add accent colors, drag a damp paper towel across
  • Tree ring: pour colors one at a time into center for concentric rings
  • Start with a dirty pour to learn how paints interact before trying flip cups
TechniqueDifficultyCell PotentialBest For
Dirty PourEasiestHighBeginners
Flip CupEasyVery HighBold patterns
SwipeMediumHighLacing effects
Tree RingMediumLowConcentric rings

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Last Updated: Mar 9, 2026

This calculator is provided for informational and educational purposes only. Results are estimates and should not be considered professional financial, medical, legal, or other advice. Always consult a qualified professional before making important decisions. UseCalcPro is not responsible for any actions taken based on calculator results.

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