Bone China Blue vs RAL 820-2
Where Bone China Blue belongs to Little Greene's range, RAL 820-2 is a RAL Effect color. Both sit in the blue-grey family, which is useful context if you're narrowing within a single hue direction. Bone China Blue (LRV 47) reflects noticeably more light than RAL 820-2 (LRV 42), a difference of 5 points that becomes especially apparent in rooms with limited natural light. The ΔE 5.3 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Bone China Blue vs RAL 820-2 in Real Spaces
3 real rooms side by side. Bone China Blue and RAL 820-2 are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Bone China Blue reads slightly lighter here — a subtle but real difference in how open the space feels.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Bone China Blue reads slightly lighter here — a subtle but real difference in how open the space feels.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Bone China Blue reads slightly lighter here — a subtle but real difference in how open the space feels.
Color Details
Bone China Blue vs RAL 820-2 Simulated Comparison
5 simulated room previews — drag the slider on each to see Bone China Blue on one side and RAL 820-2 on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Bone China Blue comparisons
See how Bone China Blue stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 47), opening up a space where Bone China Blue encloses it.
At LRV 83 vs 47, White Dove is decisively the brighter choice.
At LRV 47 vs 6, Bone China Blue is decisively the brighter choice.
Purbeck Stone reads slightly lighter (LRV 52 vs 47), a gap that shows most in low-lit rooms.
Bone China Blue reflects far more light (LRV 47 vs 30), opening up a space where Evergreen Fog encloses it.
A 5-point LRV gap (52 vs 47) makes Mizzle the marginally brighter of the two.
Agreeable Gray reflects far more light (LRV 60 vs 47), opening up a space where Bone China Blue encloses it.
A 11-point LRV gap (58 vs 47) makes Accessible Beige the marginally brighter of the two.
At LRV 47 vs 27, Bone China Blue is decisively the brighter choice.
Bone China Blue reads slightly lighter (LRV 47 vs 43), a gap that shows most in low-lit rooms.
Bone China Blue reflects far more light (LRV 47 vs 4), opening up a space where Naval encloses it.
A 8-point LRV gap (55 vs 47) makes Tranquil Dawn the marginally brighter of the two.
At LRV 47 vs 13, Bone China Blue is decisively the brighter choice.
A 3-point LRV gap (47 vs 44) makes Bone China Blue the marginally brighter of the two.
Pure White reflects far more light (LRV 84 vs 47), opening up a space where Bone China Blue encloses it.
Bone China Blue reflects far more light (LRV 47 vs 21), opening up a space where Artichoke encloses it.
At LRV 66 vs 47, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 47, Shoji White is decisively the brighter choice.
At LRV 83 vs 47, Snowbound is decisively the brighter choice.
Pigeon reads slightly lighter (LRV 51 vs 47), a gap that shows most in low-lit rooms.
At LRV 47 vs 12, Bone China Blue is decisively the brighter choice.
At LRV 47 vs 8, Bone China Blue is decisively the brighter choice.
At LRV 68 vs 47, Skimming Stone is decisively the brighter choice.
Bone China Blue reads slightly lighter (LRV 47 vs 41), a gap that shows most in low-lit rooms.
At LRV 47 vs 12, Bone China Blue is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 47 vs 45), so neither reads brighter in a room.
Bone China Blue reflects far more light (LRV 47 vs 31), opening up a space where Pale Green encloses it.