Williamsburg Wythe Blue (BM CW-590) vs Wythe Blue (BM HC-143)
Illustrative room. Screen colors vary; test a sample before you paint.
Quick decision
- Lighter
- Wythe Blue, LRV 48.1 vs 33.4.
- Warmer
- Wythe Blue (Lab b* 2.7 vs -4.7). Williamsburg Wythe Blue reads blue-gray; Wythe Blue reads green-gray.
- North rooms
- Wythe Blue keeps more brightness (L* 71.2 vs 58.8 in north light); both drift gray about equally.
- Trim that works
- Spring Mint BM 2040-70, #D9EDE7, LRV 80.1: the Benjamin Moore white closest in hue to both.
- Closeness
- deltaE 11.5, clearly different. At 11.5, treat them as different colors.
See each color
Williamsburg Wythe Blue (BM CW-590) is darker than Wythe Blue (BM HC-143) and cooler: LRV 33.4 vs 48.1, deltaE 11.5 (clearly different).
Side by side
| Measure | Williamsburg Wythe Blue | Wythe Blue | Gap |
|---|---|---|---|
| Brand | Benjamin Moore | Benjamin Moore | |
| Color code | CW-590 | HC-143 | |
| Hex | #7E9EA0 | #AABEB4 | |
| RGB | 126, 158, 160 | 170, 190, 180 | |
| HSL | 184°, 15%, 56% | 150°, 13%, 71% | |
| LRV (light reflectance value) | 33.4 | 48.1 | −14.7 |
| Lab L* | 62.9 | 75.2 | −12.4 |
| Lab a* | -10.5 | -8.8 | −1.8 |
| Lab b* | -4.7 | 2.7 | −7.4 |
| Undertone | Cool | Cool Green | |
| Temperature | neutral | neutral | |
| Color family | Blue | Green |
Same paint, two kinds of light
Williamsburg Wythe Blue (BM CW-590), published as #7E9EA0
#6B949E
#91A8A0
Wythe Blue (BM HC-143), published as #AABEB4
#98B4B2
#BCC8B4
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
Which should you pick
Rules of thumb computed from the LRV and Lab values in the table above; no room test was done.
- Pick Wythe Blue (BM HC-143) for a small room or a north-facing room, because it is 14.7 LRV points lighter (48.1 vs 33.4), so it bounces back more of the limited light
- Pick Williamsburg Wythe Blue (BM CW-590) for a south-facing room, because its Lab b* is -4.7 against 2.7, so it is the cooler of the two and offsets warm direct sun
- Pick Wythe Blue (BM HC-143) to warm a north-facing room, because it is the warmer of the two (Lab b* 2.7), which counters cool indirect light
Closest matches to Williamsburg Wythe Blue in other brands
Closest matches to Wythe Blue in other brands
Common questions
- Is Williamsburg Wythe Blue the same color as Wythe Blue?
- They are clearly different: a CIEDE2000 difference of 11.5. Williamsburg Wythe Blue and Wythe Blue are different colors.
- Which is lighter, Williamsburg Wythe Blue or Wythe Blue?
- Wythe Blue, with an LRV of 48.1 against 33.4.
Full pages
Related comparisons
Sources: Williamsburg Wythe Blue: LRV and hex as published by the manufacturer, via PaintDB (CC BY 4.0); Wythe Blue: LRV and hex from Benjamin Moore technical data (verified 2026-10-02). Color differences are CIEDE2000 values computed by this site from the hex values (data snapshot 2026-10-01). Color names and codes belong to their manufacturers.