Dulux Blue Diamond 6
| Code: | |
| Name: | Blue Diamond 6 |
| Brand: | Dulux |
What color is Dulux Blue Diamond 6?
Let’s dive into a full Blue Diamond 6 paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful Blue Diamond 6. 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 Blue Diamond 6 undertones?
Blue Diamond 6 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:
#89CED2
RGB code:
137, 206, 210
Is Dulux Blue Diamond 6 cool or warm?
At 183° on the HSL hue wheel, this Blue falls clearly in the cool range.
Blue Diamond 6 HSL code: 183, 45%, 68%
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 Blue Diamond 6
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 Dulux Blue Diamond 6:
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
Darker shades
Blue Diamond 6
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 Blue Diamond 6 with a green hue, complementary colors are those with a red hue close to 3, such as Dulux Soft Cinnebar 4 and Cocoa Blush 5.
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 | #89CED2 | |
| RGB Decimal | 137, 206, 210 | |
| RGB Percent | 53.73%, 80.78%, 82.35% | |
| HSV | Hue: 183° Saturation: 34.76% Value: 82.35% | |
| HSL | hsl(183, 45, 68) | |
| CMYK | Cyan: 34.76 Magenta: 1.9 Yellow: 0.0 Key: 17.65 | |
| YIQ | Y: 185.825 I: -42.403 Q: -13.351 | |
| XYZ | X: 44.016 Y: 54.111 Z: 69.081 | |
| CIE Lab | L:78.527 a:-20.607 b:-8.878 | |
| CIE Luv | L:78.527 u:-32.871 v:-10.378 | |
| Decimal | 9031378 | |
| Hunter Lab | 73.56, -21.923, -4.187 |
Color equivalents
Javan Dawn 3
Dulux
87GG 60/239
Marine Splash
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Javan Dawn 4
Dulux
89GG 63/216
Crystal Surprise 4
Dulux
10BG 54/152
Inky Pool 4
Dulux
Javan Dawn 2
Dulux
30BG 57/149
Velvet Touch 3
Dulux
Summer Medley 3
Dulux
87GG 51/291
Crystal Surprise 2
Dulux
RAL 6027
Light green
RAL Classic

Cloudless Sky
Dulux
Hawaiian Blue 6
Dulux
210
Blue Ground
Farrow and Ball

X370
Tiffany
Tikkurila

