diff --git a/arc/interface.py b/arc/interface.py
index c4ba19c..f72fa77 100755
--- a/arc/interface.py
+++ b/arc/interface.py
@@ -14,19 +14,18 @@
 BOARD_GAP_STR = " " * settings.board_gap
 PAIR_GAP_STR = "\n" + " " * settings.pair_gap + "\n"
 
-COLORMAP = {0: 0, 1: 4, 2: 1, 3: 2, 4: 3, 5: 8, 6: 5, 7: 166, 8: 6, 9: 52}
+COLORMAP = {0: 0, 1: 4, 2: 1, 3: 2, 4: 3, 5: 220, 6: 5, 7: 166, 8: 6, 9: 52}
 
+class Board(pydantic.RootModel):
+    root: list[list[int]]
 
-class Board(pydantic.BaseModel):
-    __root__: list[list[int]]
-
-    @pydantic.validator("__root__", pre=True)
+    @pydantic.validator("root", pre=True)
     def validate_native_list(cls, v):
         if isinstance(v, np.ndarray):
             v = v.tolist()
         return v
 
-    @pydantic.validator("__root__")
+    @pydantic.validator("root")
     def validate_non_ragged(cls, v):
         if len(set(lengths := list(map(len, v)))) != 1:
             raise ValueError(
@@ -36,7 +35,7 @@ def validate_non_ragged(cls, v):
 
     @property
     def data(self):
-        return self.__root__
+        return self.root
 
     @property
     def data_flat(self):
@@ -75,7 +74,7 @@ def fmt_cell(self, row: int, col: int, colored=False) -> str:
         color = COLORMAP[value]
         value_str = f"{CELL_PADDING_STR}{value}{CELL_PADDING_STR}"
         if colored:
-            return f"{fg(15)}{bg(color)}{value_str}{attr(0)}"
+            return f"{fg(15)}{bg(color)}{value_str}{attr('reset')}"
         else:
             return value_str
 
diff --git a/arc/metrics.py b/arc/metrics.py
index 6f22e9a..f176881 100755
--- a/arc/metrics.py
+++ b/arc/metrics.py
@@ -6,7 +6,6 @@
 
 import numpy as np
 import pydantic
-import pydantic.generics
 
 from arc.interface import Board, BoardPair, EvalResult, EvalResultList, TopKList
 
@@ -14,7 +13,7 @@
 A = TypeVar("A")
 
 
-class MetricResult(pydantic.generics.GenericModel, Generic[C, A]):
+class MetricResult(pydantic.BaseModel, Generic[C, A]):
     name: str
     compute_results: Optional[list[C]] = None
     aggregate_result: Optional[A] = None
diff --git a/arc/settings.py b/arc/settings.py
index f4206ab..5651adc 100755
--- a/arc/settings.py
+++ b/arc/settings.py
@@ -3,10 +3,10 @@
 import os.path
 from typing import Optional
 
-import pydantic
+from pydantic_settings import BaseSettings
 
 
-class Settings(pydantic.BaseSettings):
+class Settings(BaseSettings):
     cache_path: str = os.path.expanduser("~/.arc/cache")
     dataset_dir: Optional[str] = None
     cell_padding: int = 1
diff --git a/setup.py b/setup.py
index a701505..0221144 100644
--- a/setup.py
+++ b/setup.py
@@ -12,6 +12,7 @@
         "loguru",
         "tqdm",
         "pydantic",
+        "pydantic-settings",
         "filelock",
         "colored",
         "matplotlib",