RAL Classic Water blue RAL 5021 paint color review
Let’s dive into a full Water blue paint color review. Take a look at pictures of real interiors and exteriors painted with beautiful RAL 5021. 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.
Color code: | RAL 5021 |
Color name: | Water blue |
Brand: | RAL Classic |
Water blue for bedroom
We’ve hand-picked a beautiful collection of photos of this amazing Beige shade used in real bedrooms. Take a look and imagine how this wonderful cool Dark paint color could transform your own bedroom space.

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LRV of Water blue
Water blue RAL 5021 has an LRV of 15.94% and refers to Medium Dark which means that this color almost reflects very little light.
Light Reflectance Value measures the amount of visible and usable light that reflects from a painted surface.
Simply put, the higher LRV of paint color, the brighter room you will get.
Scale goes from 0% (absolute black, absorbing all light) to 100% (pure white, reflecting 100% of all light).
Act like a pro: Choosing paint with LRV of 15.94% be attentive to your bulbs light Brightness.Light Brightness – measured in lumens. The lower LRV of paint you have, the higher lumen level you need. Every square feet of room needs at least 40 lumens. That means for a 200 square feet living room you’ll need 8000 lumens of light. To achieve that brightness, you would require a total of 8 bulbs, 1000lm each.
What are RAL Classic Water blue undertones?
Blue is RAL Classic Water blue undertone color, as you can clearly see on the color field below. To determine this undertone we’ve removed all the tints, tones, shades and get HUE (pure color). Seems that undertone definition on a white sheet is already outdated and rather inaccurate
HEX value
HEX value:
#007577
RGB code:
0, 117, 119
Is RAL Classic Water blue RAL 5021 cool or warm?
With a hue of 181° this Blue refers cool paint shade according to HSL (Hue, Saturation, Lightness) on the color wheel.
RAL 5021 Water blue HSL code: 181, 100%, 23%
Hue - degree on a color wheel from 0 to 360. 0 is red, 120 is green, and 240 is blue.
Saturation is a percentage value. 0% is a shade of grey, and 100% is the full color.
Lightness is also a percentage value. 0% is black, and 100% is white.
- Cool Blue shades make a room feel sleek, fresh and modern
- Cooler hues have a calm and relaxation effect
- Cool Blue undertones make small spaces feel more open and expansive
- Cool paint hue are ideal for bedroom or bathroom. Be careful with deep blues and greens in bathroom, which will reflect on your skin.
Act like a pro: Mixing warm and cool shades is a must have to get harmonius interior. Add accents that contrast with the primary color to create visual balance. If your walls are a warm color, don’t forget to add accent in cold colors (furniture, art, décor). A good practice is too use a complementary color scheme.
Coordinating colors.
Colors that go with RAL Classic Water blue:
Complementary color scheme
This color scheme is a combination of two colors that are opposite each other on the color wheel. The high contrast between these colors creates a vibrant and dynamic visual effect.
RAL Classic RAL 5021 Water blue
Color comparison
Water blue RAL 5021 vs RAL 680-3
Are you struggling to choose between these two hues for your next project? Our comparison will help you choose the ideal color for your space.
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 | #007577 | |
RGB Decimal | 0, 117, 119 | |
RGB Percent | 0.00%, 45.88%, 46.67% | |
HSV | Hue: 181° Saturation: 100.0% Value: 46.67% | |
HSL | hsl(181, 100, 23) | |
CMYK | Cyan: 100.0 Magenta: 1.68 Yellow: 0.0 Key: 53.33 | |
YIQ | Y: 82.245 I: -70.363 Q: -24.127 | |
XYZ | X: 9.689 Y: 14.053 Z: 19.65 | |
CIE Lab | L:44.309 a:-26.381 b:-9.04 | |
CIE Luv | L:44.309 u:-34.067 v:-9.052 | |
Decimal | 30071 | |
Hunter lab | 37.488, -19.467, -4.836 |