10018 Cobalt Blue Light

Jackson's Artist Pigment

Company
Jackson's (7 products)
Medium
Pigment, dry or paste
Pigments
  • PB28 ●●●●●
Transparency
Semi-Opaque
Drying time in oil
Average
Oil Absorption
28 g linseed oil / 100 g
Pigment particle size
≈ 1.6 µm
Description from the manufacturer
Cobalt Blue (cobalt aluminium oxide) was developed in 1802 by Louis Jacques Thénard, who described it as ‘a blue colour as beautiful as Ultramarine’ (referring to the historical Ultramarine Blue pigment, made with the mineral lapis lazuli, which was highly prized at the time). Unlike the clean transparency of modern Ultramarine Blue, Cobalt Blue has a slightly ‘milky’ quality and it has a moderately low tinting strength.
Lab 2D planes
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Sample
 
watercolor
masstone
digital sample
Value scale
Color Atlases
HLC H275_L045_C050
Color Notation (CIE L*a*b*)
L* 46.54 a* 5.82 b* -51.64 D50
L* 46.54 C* 51.97 276.43 D50

Sample
watercolor, masstone
Device
NCS Colourpin Pro
CIE-L*a*b*
L* 46.54 a* 5.82 b* -51.64 D50
L* 47.30 a* 12.55 b* -50.63 D65
CIE-L*Ch°(ab)
L* 46.54 C* 51.97 276.43 D50
L* 47.30 C* 52.16 283.92 D65
CIE-V*D*
V*ab 69.76 D*ab 74.56 D50
OK-Lab + Ch°
L 0.5496 a -0.0232 b -0.1449 C 0.1467 260.8855 D65
Munsell
Munsell 6.3PB 4.7/12.5 C
CIECAM02
J 36.0 C 56.8 255.9 s 57.1 Q 181.6 M 59.1 a -13.9 b -55.1 D65
RGB
sRGB: r 61 g 110 b 198 hex #3D6EC6
P3: r 0.284 g 0.427 b 0.752
Disclaimer
Read about the samples and measurement methodology.
Color Mixes (experimental) 
1:0
3:1
3:2
1:1
2:3
1:3
0:1
Color mixer is an experimental feature using Mixbox: Pigment-Based Color Mixing. (Mixing within the sRGB gamut, assuming the colors were opaque colors.)
Color mixer is an experimental feature using the paints' spectral curves, measured on masstone to predict the mixing path, assuming the paints were opaque.
Previous pigment on the chart
10072 Ultramarine (Red Shade)
Next pigment on the chart
10081 Cobalt Blue Deep