To draw black and pink, you can follow these steps:

Preparation tools: choose appropriate brushes, pigments, drawing paper, etc.

Reference photos: Search the photos of Blackpink members from the Internet, select the members you want to draw, and carefully observe her appearance characteristics.

Sketch: Draw the general outline of members on drawing paper, including head, neck and body.

Exquisite and perfect: according to the details in the photo, use thin lines to describe the members' facial features, hairstyles and clothes. Pay attention to keep the lines smooth and not intermittent.

Fill color: according to the color in the photo, fill all parts of the sketch with corresponding pigments. Pay attention to the change and contrast of colors to make the picture more vivid.

Perfecting details: after completing the general outline and basic color filling, further improve details, such as facial expression, hair texture and so on.

Signature completion: After drawing all the details, sign your name and complete the painting.

Please note the following points:

When painting, you can refer to more photos to better capture people's characteristics.

Pay attention to the light and shadow effect to make the picture more stereoscopic.

You can give full play to your creativity, but do not deviate from the characteristics of the original characters.

Don't rush for success, draw slowly and enjoy the process.

I hope these steps will help you draw the members of Blackpink. I wish you a happy painting!