Mild Blue
SW 6533 · #CBD5DB · LRV 65 — cool blue tone, light — bounces daylight without going clinical.
- 1Stardew43
- 2Palladian Blue60
- 3Mild Blue65
- 4Glass Slipper70
- 5Spring Thaw83
What Color Is Mild Blue, Really?
Mild Blue reads as a cool blue tone — light — bounces daylight without going clinical. The notes below cover how Sherwin-Williams SW 6533 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Mild Blue
Mild Blue is an easy whole-room color for living spaces and bedrooms, and light enough to carry onto trim or a ceiling if you want a soft, seamless look. Grays like this read as a modern neutral and sit comfortably alongside both warm woods and cool metals.
How Lighting Changes Mild Blue
At LRV 65, Mild Blue is a light color that bounces daylight around a room without tipping into stark white. 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. It holds its undertone in most exposures, which is what makes light shades like this so forgiving room to room.
Most complaints about Mild 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 Sherwin-Williams SW 6533 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 | |
|---|---|---|---|---|
| Behr | Polar FrostPPU14-17A · Behr | 0.5 | 65 | Color page → |
| Benjamin Moore | Beacon Gray2128-60 · Benjamin Moore | 0.7 | 67 | Color page → |
| Valspar | Orchid Ash4003-3B · Valspar | 1.6 | 66.3 | Color page → |
| PPG / Glidden | Bit Of HeavenPPG1156-2 · PPG / Glidden | 1.5 | 66 | Color page → |
| Glidden | Simply Blue30BG 64/054 · Glidden | 1.5 | 64 | Color page → |
| Dutch Boy | Iced Iris340-1DB · Dutch Boy | 0.6 | 65 | Color page → |
Similar Sherwin-Williams Colors
The nearest shades to Mild Blue within Sherwin-Williams'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 #CBD5DB in HSL space. Pair Mild Blue with one accent and one neutral — the swatches below are starting points, not final picks.
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