Dulux Winters Sky 81BG 12/055
| Code: | 81BG 12/055 |
| Name: | Winters Sky |
| Brand: | Dulux |
What color is Dulux Winters Sky?
Let’s dive into a full Winters Sky paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful 81BG 12/055. Find out if this gorgeous cold blue 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 Winters Sky undertones?
Winters Sky 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:
#4E5A60
RGB code:
78, 90, 96
Is Dulux Winters Sky 81BG 12/055 cool or warm?
With a hue of 200°, this dark blue leans cool, but it's near the neutral line and may feel warmer in certain lighting.
81BG 12/055 Winters Sky HSL code: 200, 10%, 34%
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 Winters Sky
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 dark blue shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Dulux Winters Sky:
Monochromatic color scheme
This scheme consists of various shades, tints, and tones of a single color. While it offers a perfect combination of hues, without accent décor it may become monotonous.
Lighter shades
81BG 12/055
Winters Sky
Darker shades
81BG 12/055
Winters Sky
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 Winters Sky with a green hue, complementary colors are those with a red hue close to 20, such as Dulux Cocoa Blush 5 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 | #4E5A60 | |
| RGB Decimal | 78, 90, 96 | |
| RGB Percent | 30.59%, 35.29%, 37.65% | |
| HSV | Hue: 200° Saturation: 18.75% Value: 37.65% | |
| HSL | hsl(200, 10, 34) | |
| CMYK | Cyan: 18.75 Magenta: 6.25 Yellow: 0.0 Key: 62.35 | |
| YIQ | Y: 87.096 I: -9.079 Q: -0.671 | |
| XYZ | X: 8.909 Y: 9.776 Z: 12.481 | |
| CIE Lab | L:37.438 a:-3.213 b:-5.019 | |
| CIE Luv | L:37.438 u:-6.425 v:-6.053 | |
| Decimal | 5134944 | |
| Hunter Lab | 31.267, -3.859, -1.78 |
Color equivalents
RAL 7011
Iron grey
RAL Classic

Raven Plume
Dulux

21BB 12/077
Midwinter Tide
Dulux
RAL 7012
Basalt grey
RAL Classic

90BG 11/101
Midnight Teal
Dulux

305
Hopper Head
Farrow and Ball

RAL 7015
Slate grey
RAL Classic

Smokey Slate
Dulux
Y500
Wrought iron
Tikkurila

281
Stiffkey Blue
Farrow and Ball

S491
Petrol
Tikkurila

90BG 11/016
Cannon Ball
Dulux

30
Hague Blue
Farrow and Ball

208
Hicks' Blue
Little Greene

N439
Abyss
Tikkurila

RAL 7031
Blue grey
RAL Classic

42BB 09/032
Basically Black
Dulux

00NN 13/000
Night Jewels 2
Dulux

