---
title: kIO1IndexedGrayPixelFormat
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1638367-anonymous/kio1indexedgraypixelformat
---

# kIO1IndexedGrayPixelFormat

## Declaration

```occ
kIO1IndexedGrayPixelFormat = 0x00000021
```