Sanctuary Blue
90BG 48/057 · #B1BAC3 · LRV 48 — cool blue tone, mid-tone — versatile but shifts visibly with light.
What Color Is Sanctuary Blue, Really?
Sanctuary Blue reads as a cool blue tone — mid-tone — versatile but shifts visibly with light. The notes below cover how Glidden 90BG 48/057 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Sanctuary Blue
Sanctuary Blue is versatile enough for full rooms but has enough depth to anchor a space, so it suits living rooms, bedrooms and cabinetry alike. Grays like this read as a modern neutral and sit comfortably alongside both warm woods and cool metals.
How Lighting Changes Sanctuary Blue
Sanctuary Blue sits in the mid-range at LRV 48, so it shifts visibly through the day — lighter and more open in morning light, deeper and moodier after dark. Its blue undertone is the part to watch: it gets picked up by whatever sits next to it, so test it against your trim, floor and the room's main light before committing. South-facing rooms will pull it lighter and warmer, while north light cools it down.
Most complaints about Sanctuary Blue are a light mismatch. Upload a photo of your actual room and see it on your walls — then ask for the same wall in north light or evening lamps before you buy a single sample.
Need It From Another Brand?
Any paint counter can custom-tint Glidden 90BG 48/057 directly. If you would rather stay in one brand's own deck, these are the closest stock matches, measured as ΔE2000. Under 2 is a difference you will not see on the wall.
| Brand | Closest color | ΔE | LRV | |
|---|---|---|---|---|
| Sherwin-Williams | LakesideSW 9683 · Sherwin-Williams | 1.3 | 47 | Color page → |
| Behr | Hazy SkiesPPU14-12 · Behr | 1.6 | 48 | Color page → |
| Benjamin Moore | Lavender Blue1438 · Benjamin Moore | 3.2 | 49 | Color page → |
| Valspar | Voyage4006-1B · Valspar | 2.5 | 47.2 | Color page → |
| PPG / Glidden | StormyPPG10-14 · PPG / Glidden | 2.4 | 49 | Color page → |
| Dutch Boy | Taboo Blue340-3DB · Dutch Boy | 2.1 | 47 | Color page → |
Similar Glidden Colors
The nearest shades to Sanctuary Blue within Glidden's own range, ranked by perceptual color distance — useful when you want the same look a touch lighter, darker, or warmer.
WCAG 2.1: AA is 4.5 : 1 for normal text, 3 : 1 for large text, AAA is 7 : 1.
Coordinated palette
Generated by hue-rotating #B1BAC3 in HSL space. Pair Sanctuary Blue with one accent and one neutral — the swatches below are starting points, not final picks.
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