Dulux Lights Out / Black Stillness
| Code: | |
| Name: | Lights Out |
| Brand: | Dulux |
What color is Dulux Lights Out?
Let’s dive into a full Lights Out paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful Lights Out. Find out if this gorgeous cold grey paint color would look great on your living room walls or trims, kitchen cabinet, bedroom accent wall, bathroom or house exterior.
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What are Dulux Lights Out undertones?
Lights Out has a clear blue undertone based on its position in the color space. We identify undertones by isolating the pure hue (separating it from lightness and saturation), which avoids distortions caused by tints, tones, and shades.
This method is generally more reliable than judging undertones on a white background.
HEX value:
#343639
RGB code:
52, 54, 57
Is Dulux Lights Out cool or warm?
With a hue of 216°, this black leans cool, but it's near the neutral line and may feel warmer in certain lighting.
Lights Out HSL code: 216, 5%, 21%
Hue - degree on a color wheel from 0 to 360. 0 is red, 120 is green, and 240 is blue.
Saturation is expressed as a percentage. At 0%, it appears as a shade of grey, and at 100%, it is in full color.
Lightness is also a percentage value. 0% is black, and 100% is white.
How light temperature affects Lights Out
Natural Lighting. During the day, natural light shifts from about 2000 K at sunrise/sunset to 5500–6500 K at noon.
In addition, natural‑light temperature depends on its direction:
| Direction of sunlight | Visible temp. | Hue | Duration |
|---|---|---|---|
| North | Cool | Bluish | All day |
| East | Warm | Yellow | Before noon |
| West | Warm | Orange‑red | After noon |
| South | Warm | Orange‑yellow | All day |
Artificial Lighting. When choosing bulbs, pay attention to their color‑temperature (Kelvins).
Use the slider to see how this black shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Dulux Lights Out:
Complementary color scheme
This color scheme is a combination of two shades that are opposite each other on the color wheel. The high contrast between these colors creates a vibrant and dynamic visual effect. For the color Lights Out with a blue hue, complementary colors are those with a orange hue close to 36, such as Dulux Warm Snug and Chalk Blush 3.
Color codes
We have collected almost every possible color code you could ever need. To copy the code, just click the icon to the right of it.
| Format | Code | |
|---|---|---|
| HEX | #343639 | |
| RGB Decimal | 52, 54, 57 | |
| RGB Percent | 20.39%, 21.18%, 22.35% | |
| HSV | Hue: 216° Saturation: 8.77% Value: 22.35% | |
| HSL | hsl(216, 5, 21) | |
| CMYK | Cyan: 8.77 Magenta: 5.26 Yellow: 0.0 Key: 77.65 | |
| YIQ | Y: 53.744 I: -2.156 Q: 0.511 | |
| XYZ | X: 3.474 Y: 3.664 Z: 4.394 | |
| CIE Lab | L:22.527 a:-0.138 b:-2.174 | |
| CIE Luv | L:22.527 u:-1.117 v:-2.309 | |
| Decimal | 3421753 | |
| Hunter Lab | 19.141, -1.103, -0.212 |
