Match Primary Red
Sherwin-Williams Primary Red is a deep, low-reflectance shade, warm in character with an LRV of 9. The matches below are ranked by ΔE, a perceptual color-difference score.
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Closest matches across every brand
One match per brand, ranked by ΔE — a perceptual color difference score calculated from Lab color space values. Lower is closer. Click any card to compare side by side in simulated rooms.
A 5-point LRV gap (14 vs 9) makes Traffic red the marginally brighter of the two. The ΔE 5.4 gap is real but not dramatic — distinct as a choice, harmonious together.
Their light reflectance is nearly identical (LRV 9 vs 8), so neither reads brighter in a room. The ΔE 9.0 gap is real but not dramatic — distinct as a choice, harmonious together.
With LRVs of 10 and 9, the two reflect almost the same amount of light. At ΔE 9.6 they're clearly different, yet close enough to share a room.
Atomic Red reads slightly lighter (LRV 12 vs 9), a gap that shows most in low-lit rooms. At ΔE 10.1 these are two genuinely different directions, not variations on a theme.
A 6-point LRV gap (15 vs 9) makes Vermilion the marginally brighter of the two. A ΔE of 13.5 puts them firmly in different territory — a strong contrast if combined.
At LRV 23 vs 9, Rocket Fire is decisively the brighter choice. A ΔE of 21.6 puts them firmly in different territory — a strong contrast if combined.
Inferno reads slightly lighter (LRV 20 vs 9), a gap that shows most in low-lit rooms. At ΔE 21.7 these are two genuinely different directions, not variations on a theme.
A 7-point LRV gap (16 vs 9) makes Party Time the marginally brighter of the two. A ΔE of 22.9 puts them firmly in different territory — a strong contrast if combined.
Charlotte's Locks reflects far more light (LRV 21 vs 9), opening up a space where Primary Red encloses it. At ΔE 25.8 these are two genuinely different directions, not variations on a theme.
A 6-point LRV gap (15 vs 9) makes Orange Vermillion the marginally brighter of the two. A ΔE of 27.1 puts them firmly in different territory — a strong contrast if combined.
A 6-point LRV gap (15 vs 9) makes Statement Red the marginally brighter of the two. A ΔE of 40.5 puts them firmly in different territory — a strong contrast if combined.
Their light reflectance is nearly identical (LRV 9 vs 7), so neither reads brighter in a room. A ΔE of 40.6 puts them firmly in different territory — a strong contrast if combined.
A 5-point LRV gap (14 vs 9) makes Terrakotta the marginally brighter of the two. A ΔE of 44.7 puts them firmly in different territory — a strong contrast if combined.
Their light reflectance is nearly identical (LRV 9 vs 7), so neither reads brighter in a room. A ΔE of 46.2 puts them firmly in different territory — a strong contrast if combined.