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Get Color Value from Color Sensor

Make things

Displaying the color got from color sensor on HTML.
It shows mostly the same color as you get, but calibration is needed.

Materials

How to make

Hardware connection

Connect color sensor to an obniz like the table and the image below.

obniz S11059-02DT(color sensor)
0 Vcc
1 SDA
2 SCL
3 GND

 

Software

Use toString() function to convert to hexadecimal, and to color code with slice() function.

var redStr = red.toString(16);
var greenStr = green.toString(16);
var blueStr = blue.toString(16);

var colorCode = "#" + ("00" + redStr).slice(-2) + ("00" + greenStr).slice(-2) + ("00" + blueStr).slice(-2);

Program