Sherwin Williams Cornwall Slate color comparison

Compare Sherwin Williams Cornwall Slate with other colors. Understand the differences in hue, saturation, lightness, and value.

First color

Second color

Sherwin Williams
Cornwall Slate
SW 9131

Select a color

Hue

Saturation

Lightness

?Simple 0–100% measure derived from the min/max of the sRGB channels. It is not aligned with human visual perception - use CIE L* for perceptual lightness.

LRV

?Light Reflectance Value measures the percentage of light reflected by a color. It ranges from 0 (absolute black) to 100 (pure white, all light reflected).

29.13

CIE L

?Perceptual lightness.
Lightness value from CIE Lab color space.
Values from 0 (black) to 100 (diffuse white)

61.005

Color difference ΔE*₀₀

?CIE color difference.
Smaller is closer:
~0–1 (imperceptible),
1–2 (just noticeable),
2–5 (small difference),
5–10 (clear),
more than 10 (very different).

Temperature:

Warm

SW 9131

Cornwall Slate

Sherwin Williams

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Please note that the color shown on this page is a representation and might not exactly match the real shade of the cards, fan decks, or color collections. Your monitor, browser, and screen angle can all affect how the paint looks, so it may not be the same as what you see here. All information on this page is based on RGB and HEX values provided by manufacturers.

It's important to keep in mind that the same color may appear differently on various surfaces due to the nature of those surfaces. For example, the same shade will look different on a rough wall compared to the smooth surface of cabinets.