Blue Iolite
MQ4-25 · #567DBF · LRV 20 — cool blue tone, dark — high drama, needs strong daylight or warm bulbs.
- 1Hale Navy8
- 2Waterloo13
- 3Blue Iolite20
- 4Williamsburg Wedgwood Blue28
- 5Resolute Blue40
What Color Is Blue Iolite, Really?
Blue Iolite reads as a cool blue tone — dark — high drama, needs strong daylight or warm bulbs. The notes below cover how Behr MQ4-25 behaves in different light and the closest matches at competing US brands.
Best Rooms and Uses for Blue Iolite
Blue Iolite works best as a feature — a single wall, built-ins, a study or dining room — rather than wrapping a whole bright space. Blues calm a room, which makes them popular in bedrooms, bathrooms and home offices.
How Lighting Changes Blue Iolite
With an LRV of 20, Blue Iolite is a deep, dramatic shade. It soaks up light in north-facing rooms and looks richest where strong daylight hits it. 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. Warm artificial light softens it; cool LED can make it look flat, so match your bulbs to the mood you want.
Most complaints about Blue Iolite 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 Behr MQ4-25 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 | DazzleSW 6962 · Sherwin-Williams | 4.9 | 22 | Color page → |
| Benjamin Moore | Watertown818 · Benjamin Moore | 1.2 | 23 | Color page → |
| Valspar | Deepest PeriwinkleP074 · Valspar | 2.0 | 18.9 | Color page → |
| PPG / Glidden | Royal PlumePPG1243-6 · PPG / Glidden | 4.0 | 19 | Color page → |
| Glidden | Bright Cornflower Blue45BB 22/347 · Glidden | 1.1 | 22 | Color page → |
| Dutch Boy | Endless Summer139-5DB · Dutch Boy | 4.9 | 22 | Color page → |
Similar Behr Colors
The nearest shades to Blue Iolite within Behr'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 #567DBF in HSL space. Pair Blue Iolite with one accent and one neutral — the swatches below are starting points, not final picks.
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