Blue Hues

Our range of naturally sourced blue hues are derived from gardenia and spirulina. Regulatory approval for gardenia and spirulina vary by country.

Optimizing Your Hue: Spirulina

Kalsec blues derived from spirulina provide numerous color combinations. By combining yellow pigments from turmeric, red pigments from anthocyanins and orange pigments from annatto- an endless range of green, purple and even brown hues are possible.

Light Stability Heat Stability pH Range Comments
Good Good 3.5-7.0 Approved in select applications in the United States. Permitted as a coloring foodstuff in Europe. An important building block in producing green, brown and purple hues.

Optimizing Your Hue: Gardenia

Gardenia is often used to product green, brown and purple hues. Regulatory approvals varies by country.

Light Stability Heat Stability pH Range Comments
Good Good 3.5-7.0 Primarily used in Asia. An important building block in producing green, brown and purple hues.
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Natural Sources

Glossary

Delivery Systems

Glossary