# RAL Classic Black blue

Source: [https://plan-home.com/color/black-blue-ral-5004](https://plan-home.com/color/black-blue-ral-5004)

RAL Classic Black blue RAL 5004 is a near-black blue with a distinctly cool, inky cast. Its deep value makes it read almost black in dim rooms, while daylight reveals the restrained blue character beneath the darkness. Use this shade on cabinetry, interior doors, or a single wall where a strong outline is wanted without the flatness of pure black. Pale gray, chalky white, brushed steel, and light oak give Black blue a crisp, grounded contrast. On an exterior, it can give trim or a front door a sharp, shadowed presence against lighter masonry or painted siding.

## Color details
- **Brand or system:** RAL Classic
- **Color name:** Black blue
- **Color code:** RAL 5004
- **HEX:** #191E28
- **RGB:** 25, 30, 40
- **LRV:** 4.62%
- **Brightness:** Dark
- **Color families:** Blue, Grey
- **Temperature:** cool
- **Undertones:** blue

## Color codes
- **HSV:** Hue: 220° Saturation: 37.5% Value: 15.69%
- **HSL:** hsl(220, 23, 13)
- **CMYK:** Cyan: 37.5 Magenta: 25.0 Yellow: 0.0 Key: 84.31
- **YIQ:** Y: 29.645 I: -6.193 Q: 2.054
- **XYZ:** X: 1.248 Y: 1.288 Z: 2.19
- **CIE Lab:** L:11.194 a:0.745 b:-7.503
- **CIE Luv:** L:11.194 u:-2.026 v:-5.987
- **Decimal:** 1646120
- **Hunter Lab:** 11.351, -0.237, -3.493

## Equivalent and related colors
- [RAL Effect RAL 790-6](https://plan-home.com/color/ral-790-6)
- [RAL Effect RAL 790-5](https://plan-home.com/color/ral-790-5)
- [RAL Classic Steel blue](https://plan-home.com/color/steel-blue-ral-5011)
- [RAL Classic Graphite black](https://plan-home.com/color/graphite-black-ral-9011)
- [RAL Effect RAL 620-6](https://plan-home.com/color/ral-620-6)
- [RAL Classic Black brown](https://plan-home.com/color/black-brown-ral-8022)
- [RAL Classic Traffic black](https://plan-home.com/color/traffic-black-ral-9017)
- [RAL Classic Jet black](https://plan-home.com/color/jet-black-ral-9005)
- [RAL Classic Signal black](https://plan-home.com/color/signal-black-ral-9004)
- [RAL Effect RAL 790-4](https://plan-home.com/color/ral-790-4)
- [RAL Classic Black grey](https://plan-home.com/color/black-grey-ral-7021)
- [RAL Effect RAL 790-M](https://plan-home.com/color/ral-790-m)
- [RAL Effect RAL 790-3](https://plan-home.com/color/ral-790-3)
- [RAL Effect RAL 630-M](https://plan-home.com/color/ral-630-m)

## Complementary colors
- [RAL Classic Beige grey](https://plan-home.com/color/beige-grey-ral-7006)
- [RAL Classic Pearl beige](https://plan-home.com/color/pearl-beige-ral-1035)
- [RAL Classic Brown grey](https://plan-home.com/color/brown-grey-ral-7013)
- [RAL Classic Pebble grey](https://plan-home.com/color/pebble-grey-ral-7032)
- [RAL Classic Brown green](https://plan-home.com/color/brown-green-ral-6008)
- [RAL Classic Grey white](https://plan-home.com/color/grey-white-ral-9002)
- [RAL Classic Olive grey](https://plan-home.com/color/olive-grey-ral-7002)

## Important note

Digital color values and matches are approximate. Screens, lighting, paint finish, surface texture, and application method can change how a color appears. Test a physical paint sample before making a final decision.