Professional OKLCH to HEX Converter - JavaScript Online Tool

/**
 * Convert OKLCH color to HEX format
 * @param {Object} oklch - OKLCH color object
 * @param {number} oklch.l - Lightness (0-1)
 * @param {number} oklch.c - Chroma (0-0.4)
 * @param {number} oklch.h - Hue (0-360)
 * @returns {string} HEX color string
 */
function oklchToHex(oklch) {
  // Convert OKLCH to RGB
  const rgb = oklchToRgb(oklch);
  
  // Convert RGB to HEX
  const r = Math.round(rgb.r * 255);
  const g = Math.round(rgb.g * 255);
  const b = Math.round(rgb.b * 255);
  
  return `#${r.toString(16).padStart(2, '0')}${g.toString(16).padStart(2, '0')}${b.toString(16).padStart(2, '0')}`;
}

// Example usage
const oklchColor = { l: 0.628, c: 0.258, h: 29.23 };
const hexColor = oklchToHex(oklchColor);
console.log(hexColor); // #ff0000

// Real-time OKLCH to HEX converter with validation
class OklchToHexConverter {
  static convert(l, c, h) {
    // Input validation
    if (l < 0 || l > 1) throw new Error('Lightness must be 0-1');
    if (c < 0 || c > 0.4) throw new Error('Chroma must be 0-0.4');
    if (h < 0 || h > 360) throw new Error('Hue must be 0-360');
    
    const oklch = { l, c, h };
    return this.oklchToHex(oklch);
  }
  
  static oklchToHex(oklch) {
    // Professional conversion algorithm
    const rgb = this.oklchToRgb(oklch);
    return this.rgbToHex(rgb);
  }
}

// Usage in web applications
const converter = OklchToHexConverter;
const hexResult = converter.convert(0.7, 0.15, 180);