qmk_firmware/keyboards/kingly_keys/romac_plus/config.h

#pragma once

/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
#define LOCKING_SUPPORT_ENABLE

/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE

/* ws2812 RGB LED */
#define RGBLED_NUM 4    // Number of LEDs

#define RGBLIGHT_EFFECT_BREATHING
#define RGBLIGHT_EFFECT_RAINBOW_MOOD
#define RGBLIGHT_EFFECT_RAINBOW_SWIRL
#define RGBLIGHT_EFFECT_SNAKE
#define RGBLIGHT_EFFECT_KNIGHT
#define RGBLIGHT_EFFECT_CHRISTMAS
#define RGBLIGHT_EFFECT_STATIC_GRADIENT
#define RGBLIGHT_EFFECT_RGB_TEST
#define RGBLIGHT_EFFECT_ALTERNATING
#define RGBLIGHT_EFFECT_TWINKLE
#define RGBLIGHT_HUE_STEP 6
#define RGBLIGHT_SAT_STEP 4
#define RGBLIGHT_VAL_STEP 8