diff --git a/src/apply/index.ts b/src/apply/index.ts
index 67e6cc1..5829f85 100644
--- a/src/apply/index.ts
+++ b/src/apply/index.ts
@@ -1,7 +1,5 @@
-#!/usr/bin/env zx
-
 import type { ImageAnalysisData } from "../analyze/analysis.ts"
-import { cacheDir, chalkDebug, configDir, loadConfig, map, mapEaseOutQuint, mapEaseOutSqrt } from "../utils.ts"
+import { cacheDir, chalkDebug, configDir, loadConfig, map, mapEaseOutExp, mapEaseOutQuint } from "../utils.ts"
 import { type ApplicationConfig, defaultConfig, findMatchingImages, getOpenMeteoData } from "./application.ts"
 import * as SunCalc from "suncalc"
 import "zx/globals"
@@ -57,8 +55,9 @@ const chromaValue = map(
 	config.chromaRange.end,
 )
 
-const lightnessValue = mapEaseOutSqrt(
+const lightnessValue = mapEaseOutExp(
 	Number(openMeteoData.shortwaveRadiation),
+	1 / 4,
 	0,
 	1000,
 	config.lightnessRange.start,
diff --git a/src/utils.ts b/src/utils.ts
index 8cb46d6..c11135c 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -89,10 +89,10 @@ export function mapEaseOutQuint(number: number, min: number, max: number, newMin
 	return easeOutQuint((number - min) / (max - min)) * (newMax - newMin) + newMin
 }
 
-function easeOutSqrt(x: number): number {
-	return Math.sqrt(x)
+function easeOutExp(x: number, exp: number): number {
+	return Math.pow(x, exp);
 }
 
-export function mapEaseOutSqrt(number: number, min: number, max: number, newMin: number, newMax: number) {
-	return easeOutSqrt((number - min) / (max - min)) * (newMax - newMin) + newMin
+export function mapEaseOutExp(number: number, exp: number, min: number, max: number, newMin: number, newMax: number) {
+	return easeOutExp((number - min) / (max - min), exp) * (newMax - newMin) + newMin
 }
\ No newline at end of file