color-picker

https://www.w3schools.com/colors/colors_picker.asp

HTML Color Picker

 if(result.success){
            console.log(result)
            const embed = new MessageEmbed()
                .setColor('#EFFF00')
                .setTitle(answer.title[0].plain_text)
                .setURL(answer.url)
                .addFields(
                    { name: 'Definition', value: answer.created_time },
                );
            await interaction.editReply({ embeds: [embed] });

notion.js

여기서 #EFFF00의 값을 변경하려고 했다.