RAL Classic Signal blue color comparison

Compare RAL Classic Signal blue with other colors. Understand the differences in hue, saturation, lightness, and value.

First color

Second color

RAL Classic
Signal blue
RAL 5005

Select a color

Hue

203

Saturation

100

Lightness

?Simple 0–100% measure derived from the min/max of the sRGB channels. It is not aligned with human visual perception - use CIE L* for perceptual lightness.

LRV

?Light Reflectance Value measures the percentage of light reflected by a color. It ranges from 0 (absolute black) to 100 (pure white, all light reflected).

10.27

CIE L

?Perceptual lightness. Lightness value from CIE Lab color space. Values from 0 (black) to 100 (diffuse white)

33.847

Color difference ΔE*₀₀

?CIE color difference. Smaller is closer: ~0–1 (imperceptible), 1–2 (just noticeable), 2–5 (small difference), 5–10 (clear), more than 10 (very different).

Temperature:

Cool

RAL 5005

Signal blue

RAL Classic

Open color review

Please note that the color shown on this page is a representation and might not exactly match the real shade of the cards, fan decks, or color collections. Your monitor, browser, and screen angle can all affect how the paint looks, so it may not be the same as what you see here. All information on this page is based on RGB and HEX values provided by manufacturers.

It's important to keep in mind that the same color may appear differently on various surfaces due to the nature of those surfaces. For example, the same shade will look different on a rough wall compared to the smooth surface of cabinets.