
Phthalocyanine Blue Red Shade
Phthalocyanine Blue Red Shade (No. 231) captivates with its deep, rich colour. Offering excellent lightfastness and a fast-drying speed, it's ideal for creating bold, vibrant artworks. No. 231 is a red shade blue, or, put another way, a slightly violet blue with the high tinting power the artist expects of ‘thalo’ colours. Some describe it as nocturne in a tube.
Phthalocyanine Blue Red Shade is a single-pigment Michael Harding oil colour made with PB15.1 (Organic).
It is transparent, excellent lightfastness, fast drying time, high tinting strength.
It is ground in linseed oil with high oil content.
- Code
- No. 231
- Series
- Series 2
- Pigment Index
- PB15.1
- Pigment Type
- Organic
- Oil / Vehicle
- Linseed Oil
- Sizes
- 40ml · 60ml · 225ml, 1L, 2.5L, 5L
- Lightfastness
- Excellent
- Opacity
- Transparent
- Drying
- Fast
- Oil Content
- High
- Tint Power
- High
- Toxicity
- Non-Toxic
Measured colour data
Loading measured pigment data…
Tint · Tone · Shade · Glaze
Preview how Phthalocyanine Blue Red Shade behaves when mixed, toned, shaded and glazed. Each swatch is computed from the masstone using a perceptual subtractive model - an approximation for guidance, not a formulation guarantee.

Phthalocyanine Blue Red Shade straight from the tube.
A thin wash over white.
Mixed with Titanium White.
Mixed with a mid neutral grey.
Darkened with a chromatic black.
A thin transparent film over white.
Popular combinations
Open Phthalocyanine Blue Red Shade in the Virtual Mixing Studio to preview how it combines with these partners before you reach for the palette.
Open Phthalocyanine Blue Red Shade in Mixing StudioFeatured in 2 palettes
What pigment is used in Phthalocyanine Blue Red Shade?
Phthalocyanine Blue Red Shade is made with PB15.1.
Is Phthalocyanine Blue Red Shade a single-pigment colour?
Yes. Phthalocyanine Blue Red Shade uses a single pigment (PB15.1), so its behaviour stays consistent and predictable on the palette.
Is Phthalocyanine Blue Red Shade transparent or opaque?
Phthalocyanine Blue Red Shade is transparent.
Is Phthalocyanine Blue Red Shade lightfast?
Phthalocyanine Blue Red Shade has excellent lightfastness.
Is Phthalocyanine Blue Red Shade vegan?
Yes. Phthalocyanine Blue Red Shade contains no animal-derived ingredients and is suitable for vegan artists.
Artist Reviews
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Colour Disclaimer: Colours shown on screen or in print may vary from the actual product. For the most accurate representation of colour, texture and finish, we recommend viewing a physical sample or swatch in person before making your final selection.
