Dulux Sulphur Springs 5 39YY 66/628
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| Code: | 39YY 66/628 |
| Name: | Sulphur Springs 5 |
| Brand: | Dulux |
What color is Dulux Sulphur Springs 5?
Dulux Sulphur Springs 5 39YY 66/628 is a bright, sunlit yellow with a clear golden cast and a touch of orange warmth. Its high saturation makes it read as energetic rather than buttery or muted, especially in daylight. Use this shade on a kitchen wall, breakfast nook, or painted door where its bold color can be enjoyed in smaller, focused doses. It pairs well with crisp white trim, pale oak, warm terracotta, and deep charcoal accents that give the yellow definition. In lower light, Sulphur Springs 5 may appear richer and more amber, while strong natural light brings out its clean yellow brightness.
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What are Dulux Sulphur Springs 5 undertones?
Sulphur Springs 5 is a light, clear golden beige. The HEX sample leans yellow-orange; this describes its measurable digital hue direction, not a hidden paint pigment. Warm bulbs can make it look creamier or more golden, while cool daylight may mute that warmth and pull it closer to beige or greige.
HEX value:
RGB code:
255, 203, 77
Is Dulux Sulphur Springs 5 cool or warm?
At 42° on the HSL hue wheel, this Yellow sits firmly on the warm side.
39YY 66/628 Sulphur Springs 5 HSL code: 42, 100%, 65%
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 Sulphur Springs 5
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 in Kelvins.
Use the slider to see how this Yellow shade looks under different lighting:


4000K
Coordinating colors.
Colors that go with Dulux Sulphur Springs 5:
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
39YY 66/628
Sulphur Springs 5
Darker shades
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 Sulphur Springs 5 with a orange hue, complementary colors are those with a blue hue close to 222, such as Dulux Royal Regatta 3 and Wild Water 1.
Color codes
We have collected almost every possible color code you could ever need.
Not sure what the difference between HEX and RGB is? We break down color models in plain language. Understanding color models
| Format | Code |
|---|---|
| HEX | #FFCB4D |
| RGB Decimal | 255, 203, 77 |
| RGB Percent | 100.00%, 79.61%, 30.20% |
| HSV | Hue: 42° Saturation: 69.8% Value: 100.0% |
| HSL | hsl(42, 100, 65) |
| CMYK | Cyan: 0.0 Magenta: 20.39 Yellow: 69.8 Key: 0.0 |
| YIQ | Y: 204.184 I: 71.476 Q: -28.211 |
| XYZ | X: 63.939 Y: 64.512 Z: 16.104 |
| CIE Lab | L:84.232 a:6.073 b:67.046 |
| CIE Luv | L:84.232 u:42.69 v:75.883 |
| Decimal | 16763725 |
| Hunter Lab | 80.319, 1.537, 44.336 |
Color equivalents
39YY 68/634
Banana Dream 1
Dulux
45YY 69/614
Delhi Bazaar 6
Dulux
45YY 67/662
Easter Morn 2
Dulux
Sunny Savannah 4
Dulux
41YY 69/742
Banana Dream 2
Dulux
45YY 71/664
Sunny Savannah 5
Dulux
45YY 71/567
Buttercup Fool 2
Dulux
RAL 1018
Zinc yellow
RAL Classic



