NCS S 0540-R90B
| Code: | S 0540-R90B |
| Name: | |
| Brand: | NCS |
What color is NCS S 0540-R90B?
Let’s dive into a full S 0540-R90B paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful S 0540-R90B. 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 NCS S 0540-R90B undertones?
S 0540-R90B 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:
#89C0E9
RGB code:
137, 192, 233
Is NCS S 0540-R90B cool or warm?
At 206° on the HSL hue wheel, this Blue falls clearly in the cool range.
S 0540-R90B HSL code: 206, 69%, 73%
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 S 0540-R90B
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 Blue shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with NCS S 0540-R90B:
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
S 0540-R90B
Darker shades
S 0540-R90B
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 S 0540-R90B with a green hue, complementary colors are those with a red hue close to 26, such as NCS and S 3020-Y80R.
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 | #89c0e9 | |
| RGB Decimal | 137, 192, 233 | |
| RGB Percent | 53.73%, 75.29%, 91.37% | |
| HSV | Hue: 206° Saturation: 41.2% Value: 91.37% | |
| HSL | hsl(206, 69, 73) | |
| CMYK | Cyan: 41.2 Magenta: 17.6 Yellow: 0.0 Key: 8.63 | |
| YIQ | Y: 180.229 I: -45.95 Q: 1.125 | |
| XYZ | X: 43.868 Y: 48.898 Z: 84.195 | |
| CIE Lab | L:75.388 a:-7.51 b:-26.007 | |
| CIE Luv | L:75.388 u:-26.917 v:-40.222 | |
| Decimal | 9027817 | |
| Hunter Lab | 69.927, -10.392, -22.439 |
Color equivalents
P510-3
Rhodes
Behr
MQ4-27
C'Est La Vie
Behr
P520-3
Toile Blue
Behr
2063-50
Blue Marguerite
Benjamin Moore
788
Aquarius
Benjamin Moore
2064-50
Costa Rica Blue
Benjamin Moore
SW 6961
Blue Beyond
Sherwin Williams
P510-4
Electra
Behr
795
Faded Denim
Benjamin Moore

Blue Babe
Dulux
S 1040-R90B
NCS

2066-50
True Blue
Benjamin Moore
H356
Tikkurila

2065-50
Blue Wave
Benjamin Moore
M520-3
Charismatic Sky
Behr
P500-4
Life Force
Behr
MQ5-55
Simply Posh
Behr
S 1030-R90B
NCS

Blue Lagoon
Dulux
801
Blue Bayou
Benjamin Moore

