diff --git a/tests/unit/Transformer/CyanMagentaYellowKeyTransformerTest.php b/tests/unit/Transformer/CyanMagentaYellowKeyTransformerTest.php
index bc43ea4..9af3cc4 100644
--- a/tests/unit/Transformer/CyanMagentaYellowKeyTransformerTest.php
+++ b/tests/unit/Transformer/CyanMagentaYellowKeyTransformerTest.php
@@ -10,6 +10,8 @@ use TorstenHettstedt\Colors\Transformer\CyanMagentaYellowKeyTransformer;
 class CyanMagentaYellowKeyTransformerTest extends Unit
 {
 
+    const FLOAT_DELTA = 0.001;
+
     protected CyanMagentaYellowKey $color;
 
     /**
@@ -228,9 +230,9 @@ class CyanMagentaYellowKeyTransformerTest extends Unit
 
         $color = $transformer->toRedGreenBlue();
 
-        $this->assertEquals($rgb['red'], $color->getRed());
-        $this->assertEquals($rgb['green'], $color->getGreen());
-        $this->assertEquals($rgb['blue'], $color->getBlue());
+        $this->assertEqualsWithDelta($rgb['red'], $color->getRed(), self::FLOAT_DELTA);
+        $this->assertEqualsWithDelta($rgb['green'], $color->getGreen(), self::FLOAT_DELTA);
+        $this->assertEqualsWithDelta($rgb['blue'], $color->getBlue(), self::FLOAT_DELTA);
 
     }
 
@@ -250,10 +252,10 @@ class CyanMagentaYellowKeyTransformerTest extends Unit
 
         $color = $transformer->toCyanMagentaYellowKey();
 
-        $this->assertEquals($cmyk['cyan'], $color->getCyan());
-        $this->assertEquals($cmyk['magenta'], $color->getMagenta());
-        $this->assertEquals($cmyk['yellow'], $color->getYellow());
-        $this->assertEquals($cmyk['key'], $color->getKey());
+        $this->assertEqualsWithDelta($cmyk['cyan'], $color->getCyan(), self::FLOAT_DELTA);
+        $this->assertEqualsWithDelta($cmyk['magenta'], $color->getMagenta(), self::FLOAT_DELTA);
+        $this->assertEqualsWithDelta($cmyk['yellow'], $color->getYellow(), self::FLOAT_DELTA);
+        $this->assertEqualsWithDelta($cmyk['key'], $color->getKey(), self::FLOAT_DELTA);
     }
 
     /**
@@ -273,8 +275,8 @@ class CyanMagentaYellowKeyTransformerTest extends Unit
 
         $color = $transformer->toHueSaturationValue();
 
-        $this->assertEquals($hsv['hue'], $color->getHue());
-        $this->assertEquals($hsv['saturation'], $color->getSaturation());
-        $this->assertEquals($hsv['value'], $color->getValue());
+        $this->assertEqualsWithDelta($hsv['hue'], $color->getHue(), self::FLOAT_DELTA);
+        $this->assertEqualsWithDelta($hsv['saturation'], $color->getSaturation(), self::FLOAT_DELTA);
+        $this->assertEqualsWithDelta($hsv['value'], $color->getValue(), self::FLOAT_DELTA);
     }
 }