GM paint code 21
Light Blue, also listed as Pastel Blue I.
- Code
21(also seen as4779)- Finish
- Solid
- Colour family
- Blue
- Code in use
- 1976–1978 across GM
- Models
- 28
- Screen colour
#A0CDDAapproximate
Check before you buy. Codes are compiled from public data and can contain errors: check the label on your vehicle or ask a dealer before buying paint. How we verify
Our sources disagree about code 21: it is mostly listed as Bright Blue Metallic. This page covers the other colours listed under the same code. Check the label on your car before ordering.
GM models with paint code 21
Years are the overlap of the code's years with each model's production years. ≈ production years of the model line, not the exact variant; ? production years not confirmed yet.
| Model | Years | Colour name |
|---|---|---|
| GM Avalanche | 1976 ? | Light Blue |
| GM Blazer | 1976 ? | Light Blue |
| GM Buick | 1976 | Light Blue |
| GM Cadillac | 1976 ? | Light Blue |
| GM Canyon | 1976 ? | Light Blue |
| GM Chevrolet | 1976 ? | Light Blue |
| GM Colorado | 1976 ? | Light Blue |
| GM Corvette | 1976 | Light Blue |
| GM Deville | 1976 ? | Light Blue |
| GM Eldorado | 1976 | Light Blue |
| GM G5 Pontiac | 1976 ? | Light Blue |
| GM Impala | 1976 | Light Blue |
| GM Malibu | 1976 ? | Light Blue |
| GM Monte Carlo | 1976 | Light Blue |
| GM Oldsmobile | 1976 ? | Light Blue |
| GM Pontiac | 1976 ? | Light Blue |
| GM Pursuit | 1976 ? | Light Blue |
| GM Rally | 1976 ? | Light Blue |
| GM S Pick Up | 1976 ? | Light Blue |
| GM S10 | 1976 ? | Light Blue |
| GM Seville | 1976 | Light Blue |
| GM Sprint | 1976 ? | Light Blue |
| GM Suburban | 1976 | Light Blue |
| GM Terrain | 1976 ? | Light Blue |
| GM Torrent | 1976 ? | Light Blue |
| GM Vandura | 1976 ? | Light Blue |
| GM Vue | 1976 ? | Light Blue |
| GM Yukon | 1976 ? | Light Blue |
10 more models listed with this code, but outside their production years
- GM Cobalt (built 2004–present)
- GM Equinox (built 2004–present)
- GM Escalade (built 1998–present)
- GM Fiero (built 1983–1988)
- GM Park Avenue (built 1990–2012)
- GM Sierra (built 1982–1993)
- GM Silverado (built 1998–present)
- GM Ssr (built 2023–present)
- GM Tahoe (built 1991–present)
- GM Xlr (built 2003–2009)
Where to find code 21 on your GM
Service Parts Identification (SPID) label. A code starting with WA followed by digits (for example WA8555), or a three-character code such as GAZ; the line often starts with BC/CC and U.
Touch-up paint for Light Blue
Ask for GM 21 and give the model year: paint suppliers mix by code, and some codes have several variants (this one also appears as 4779).
This is a solid colour, the easiest kind to match. Most cars from the 1990s on still have a clear coat over it.
Read the touch-up paint guide before you start.