NCS S 4040-R30B

What are NCS S 4040-R30B undertones?

The undertone of S 4040-R30B can be accurately described as a Red hue, as is apparent from the color space provided. By isolating the pure hue and eliminating any tints, tones, and shades, we were able to precisely determine its undertone. This approach has proven to be more accurate than traditional methods of defining undertones on a white background, which are now considered outdated.

Is NCS S 4040-R30B cool or warm?

warm

cool

With a hue of 331° thisdark purplerefers warm paint shade according to HSL (Hue, Saturation, Lightness) on the color wheel.

S 4040-R30B HSL code: 331, 35%, 40%

• Warm colors are ideal for kitchens, living rooms or bathrooms
• Warmer hues make larger spaces feel more inviting
• Warm purple shades add a rich and luxurious feel to a room, creating a sense of depth and warmth, ideal for bedrooms, living rooms, and dining areas.
• Using dark warm shades like rich reds and browns creates a cozy and intimate atmosphere, perfect for dining rooms, libraries, and living rooms. These colors add depth and warmth. However, be careful when using them in small spaces or rooms with low ceilings, as they can make the space feel even smaller.

How light temperature affects S 4040-R30B

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:

Artificial Lighting. When choosing bulbs, pay attention to their color‑temperature (Kelvins).
Use the slider to see how this dark purple shade looks under different lighting:

4000K

Coordinating colors.
Colors that go with NCS S 4040-R30B:

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 4040-R30B

• S 3040-R30B
  

  

• S 3050-R30B
  

  

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 4040-R30B with a red hue, complementary colors are those with a green hue close to 151, such as NCS and S 3010-G.

S 4040-R30B

• S 1505-G
  

  

• S 3010-G
  

  

• S 7010-B90G
  

  

• S 6010-B90G
  

  

• S 1005-B80G
  

  

• S 2010-G
  

  

• S 1505-B80G
  

  

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	#894264
RGB Decimal	137, 66, 100
RGB Percent	53.73%, 25.88%, 39.22%
HSV	Hue: 331° Saturation: 51.82% Value: 53.73%
HSL	hsl(331, 35, 40)
CMYK	Cyan: 0.0 Magenta: 51.82 Yellow: 27.01 Key: 46.27
YIQ	Y: 91.105 I: 31.383 Q: 25.6
XYZ	X: 14.565 Y: 10.136 Z: 13.242
CIE Lab	L:38.086 a:34.438 b:-5.84
CIE Luv	L:38.086 u:41.848 v:-12.979
Decimal	8995428
Hunter Lab	31.837, 25.947, -2.375