diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index cabc2a2..431bb5e 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.5.10"
+  ".": "0.5.11"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5202b0b..08af344 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [0.5.11](https://github.com/OpenDisplay/odl-renderer/compare/odl-renderer-v0.5.10...odl-renderer-v0.5.11) (2026-07-02)
+
+
+### Bug Fixes
+
+* add gray levels, fix half_white, harden hex, centralize named colors ([317d6bc](https://github.com/OpenDisplay/odl-renderer/commit/317d6bc63d61b4b402e71e6382c41134128aa63f))
+
+
+### Tests
+
+* add visual regression tests for grayscale ramp and gray text ([c31aaa3](https://github.com/OpenDisplay/odl-renderer/commit/c31aaa3f7caf164bbbfd78d08572fa0fb7ac330a))
+
 ## [0.5.10](https://github.com/OpenDisplay/odl-renderer/compare/odl-renderer-v0.5.9...odl-renderer-v0.5.10) (2026-06-25)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 8d85fd3..7e9aba4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "odl-renderer"
-version = "0.5.10"
+version = "0.5.11"
 description = "Pure image rendering from drawing instructions for e-paper displays"
 readme = "README.md"
 requires-python = ">=3.11"
diff --git a/src/odl_renderer/__init__.py b/src/odl_renderer/__init__.py
index 8b378c9..6db17c2 100644
--- a/src/odl_renderer/__init__.py
+++ b/src/odl_renderer/__init__.py
@@ -20,7 +20,7 @@
 from .types import DrawingContext, ElementType, TextSegment
 from .warmup import warmup
 
-__version__ = "0.5.10"
+__version__ = "0.5.11"
 
 __all__ = [
     "warmup",