Input OTP

Accessible one-time password component with copy paste functionality.

Installation

Install the following dependencies:

pnpm add input-otp

Copy and paste the following code into your project.

"use client";

import * as React from "react";
import { OTPInput, OTPInputContext } from "input-otp";

import { cn } from "~/utils/tailwind";

const InputOTP = React.forwardRef<
  React.ElementRef<typeof OTPInput>,
  React.ComponentPropsWithoutRef<typeof OTPInput>
>(({ className, containerClassName, ...props }, ref) => (
  <OTPInput
    ref={ref}
    containerClassName={cn(
      "flex items-center gap-x-3 has-[:disabled]:opacity-50",
      containerClassName,
    )}
    className={cn("disabled:cursor-not-allowed", className)}
    {...props}
  />
));
InputOTP.displayName = "InputOTP";

const InputOTPGroup = React.forwardRef<
  React.ElementRef<"div">,
  React.ComponentPropsWithoutRef<"div">
>(({ className, ...props }, ref) => (
  <div ref={ref} className={cn("flex items-center", className)} {...props} />
));
InputOTPGroup.displayName = "InputOTPGroup";

const InputOTPSlot = React.forwardRef<
  React.ElementRef<"div">,
  React.ComponentPropsWithoutRef<"div"> & { index: number }
>(({ index, className, ...props }, ref) => {
  const inputOTPContext = React.useContext(OTPInputContext);
  const slot = inputOTPContext.slots[index];
  const { char, isActive } = slot ?? {
    char: "",
    isActive: false,
  };

  return (
    <div
      ref={ref}
      className={cn(
        "relative flex h-14 w-10 items-center justify-center border-y border-r border-input bg-background text-4 transition-all",
        "first:rounded-l-1.5 first:border-l last:rounded-r-1.5",
        isActive && "z-10 ring-2 ring-ring ring-offset-background",
        className,
      )}
      {...props}
    >
      {char}
    </div>
  );
});
InputOTPSlot.displayName = "InputOTPSlot";

const InputOTPSeparator = React.forwardRef<
  React.ElementRef<"div">,
  React.ComponentPropsWithoutRef<"div">
>(({ ...props }, ref) => (
  <div
    ref={ref}
    role="separator"
    className="h-1 w-3 rounded-full bg-border"
    {...props}
  />
));
InputOTPSeparator.displayName = "InputOTPSeparator";

export { InputOTP, InputOTPGroup, InputOTPSlot, InputOTPSeparator };

Update the import paths to match your project setup.

Add the following animations to your tailwind.config.ts file.

import { type Config } from "tailwindcss";

export default {
  darkMode: ["class"],
  content: ["./src/**/*.tsx"],
  theme: {
    extend: {
      animation: {
        "caret-blink": "caret-blink 1.25s ease-out infinite",
      },
      keyframes: {
        "caret-blink": {
          "0%,70%,100%": { opacity: "1" },
          "20%,50%": { opacity: "0" },
        },
      },
    },
  },
  plugins: [require("tailwindcss-animate")],
} satisfies Config;

Usage

import {
  InputOTP,
  InputOTPGroup,
  InputOTPSeparator,
  InputOTPSlot,
} from "~/components/ui/InputOTP";
<InputOTP maxLength={6}>
  <InputOTPGroup>
    <InputOTPSlot index={0} />
    <InputOTPSlot index={1} />
    <InputOTPSlot index={2} />
  </InputOTPGroup>
  <InputOTPSeparator />
  <InputOTPGroup>
    <InputOTPSlot index={3} />
    <InputOTPSlot index={4} />
    <InputOTPSlot index={5} />
  </InputOTPGroup>
</InputOTP>