ArmourZone reinforced nailing strip enables the 130 mph rating without accessory upgrades. ASTM D3161 Class F.
Hail / impact
Class 3
UL 2218 Impact-Resistance Test rating. Class 4 is the highest grade; some Florida insurers offer a small discount on hail-rated roofs.
Fire rating
Class A
ASTM E108 / UL 790
Weight per square
230 lbs
Standard architectural asphalt
Algae resistance
AR (Algae Resistant)
15-year algae warranty
Manufacturer
IKO
Brampton, Ontario · made in the Canada
Exposure
5 7/8 inches (149 mm)
Manufacturer-specified shingle exposure per course
What you're looking at.
The granule tones the blend is built from, how the colour is classified, and how it behaves on a roof.
Granule 01Base tone#30312F
Granule 02Lighter granule#363634
Granule 03Lighter granule#3C3C3A
Hex
#30312F
Family
Gray
Undertone
Cool blue
Best in
Daylight
How it shifts
Designers reach for Blackstone when they want a roof that disappears into 'looks correct' rather than competing for attention. It is balanced, slightly cool, and difficult to pair badly. On a Florida house with bright sun and white stucco, it is one of the safest specifications you can write.
The profile
The shingle profile carries a deep shadow line that emphasizes the gray tone in midday light. At dusk the whole roof becomes one quiet plane that frames the rest of the house instead of competing with it.
Where it belongs
Works well with crisp white trim, warm wood accents, and natural stone. Slightly cooler than the brown family, so it tends to pair better with blue, sage, and gray sidings than with yellow or peach.
Dynasty Blackstone, shown two ways: photographs from manufacturers and Florida roofers, and renders that keep the roof color from an install photo and restyle the facade around it. Every image below says which it is.
Verified contractor install
AI-rendered example (morning view)
AI-rendered example (front view)
AI-rendered example (right-34 view)
Blackstone pairs well with.
Click a swatch to see this exact pairing rendered on a real Florida home.
Upload a phone photo of your house and watch our AI swap your existing roof for IKO Dynasty Blackstone in about four seconds. Save the render, share with your contractor, change your mind ten times. Free.
About Blackstone.
Questions homeowners ask before they commit. Answered without sales spin.
A confident, slightly cool dark gray. It reads close to black in shade and as a clean slate in direct sunlight. The granule blend has a faint cool undertone that keeps it from looking flat. On a Florida elevation with strong overhead light, expect the surface to brighten visibly compared to a cloudy day.
Minimally. IKO's ceramic granule coating is engineered to hold color for 25 plus years in Florida UV. Expect a barely-visible shift toward a slightly warmer tone over the first 5 years, then stability. The full warranty covers premature fading. Source: IKO product warranty card and NRCA Asphalt Shingle Manual.
In direct overhead sun it brightens to a clear charcoal with visible dimensional shadow lines. On cloudy days it reads almost black and recedes visually, which flatters most siding colors underneath. At sunset the granule blend shows its warmth.
Slightly, compared to a white or light-gray roof. In Florida, a mid-dark roof adds approximately 5 to 10 degrees Fahrenheit to attic temperatures during peak summer. Proper attic ventilation and a modern radiant barrier reduce the actual cooling-load impact to less than 20 dollars per month in most homes.
Very similar in daylight. The gray-family SKUs across IKO, GAF, CertainTeed, IKO, and Owens Corning sit within a small tonal window. Subtle differences in granule blend (some lean cool blue, others lean warm slate) become visible only side by side. Use the Compare tab to see direct hex deltas.
Generally yes. IKO's algae-resistance package uses copper- or zinc-infused granules that inhibit the most common Florida algae strain (Gloeocapsa magma). Expect clean performance for the warranty window with normal cleaning; in heavy-shade or low-airflow installations occasional soft-wash maintenance helps. Source: NRCA Algae Discoloration field guidance.
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#30312F · gray · cool blue undertone 
