Strand Colorimetry & Lighting Lab
Inspect level 9-10 Pale Butter Blonde vs. icy platinum, tune toner neutralization, and stress-test under Kelvin environments.
Ambient Color Temperature (Kelvin):
Target Lift
Level 10
Pale yellow canvas
Tonal Warmth
+12% (Balanced)
Butter iridescence
CIE Lab
92, 2, 18
D65 Luminance
Developer Volume
20 Vol + Bond
On-scalp safe
Colorimetry & Pigment Formulation Engine LIVE CALIBRATION
Base Canvas Lift Level
Level 10 (Ultra Pale)
L7 Medium Blonde
L8 Yellow-Gold
L9 Pale Yellow
L10+ Platinum Canvas
Raw Underlying Keratin Warmth
28% (Butter Base)
Violet Anti-Yellow Pigment (.02 / .2)
45% Neutralizer
Pearl / Titanium Sheen (.12 / .81)
35% Luminosity
Warm Gold / Honey Glaze (.03 / .3)
22% Butter Glow
Clear Gloss Dilution Matrix (0-00)
50% Translucency
Halsey Hair Era Swatch & Undertone Matrix
Click any era to load its exact colorimetric recipe, lift requirements, and salon maintenance into the studio lab.
Visual Era Cross-Comparator
Scrub the comparison split between classic eras and the new 2025 Butter Platinum blonde.
ERA: BADLANDS (2015)
Electric Aqua Marine
CURRENT ERA (2025)
Luminous Butter Platinum
Stylist Consultation & Formulation Brief
Exact formulation breakdown for your professional colorist consultation or portfolio log.