Eriochrome Black T (Water Hardness Titration)

  • Free Indicator Blue (No Mg/Ca)
    #0000ff
  • Metal-Complexed Wine Red
    #722f37
  • Transition Purple
    #800080
  • Magnesium Complex Violet
    #ee82ee
  1
Created at 10/29/2026 10:48
The palette consists of Dark, Semi dark, Light colors. Accent colors Free Indicator Blue (No Mg/Ca) #0000ff and Transition Purple #800080. Palette has Cool, Warm colors temperature.

By lightness, this palette runs from #722F37 (darkest) to #EE82EE (lightest). The lightness range is moderate.

Overall saturation feels vivid (higher chroma) — 75% of colors are vivid.

The hues stay in one region of the color wheel, spanning about 113°.

Overall temperature among swatches leans cool (3 of 4).

HEX codes (sorted): #0000FF, #722F37, #800080, #EE82EE

Palette Eriochrome Black T (Water Hardness Titration) combines 4 color codes:
HEX: #0000ff, RGB: (0, 0, 255); HEX: #722f37, RGB: (114, 47, 55); HEX: #800080, RGB: (128, 0, 128)
HEX: #ee82ee, RGB: (238, 130, 238)
Simplified version of palette colors
Blue, Shade of Brown, Purple, Violet
Color scheme was created by colorhunt

Color codes in palette

Eriochrome Black T (Water Hardness Titration) color codes HEX, RGB information in table

ColorHEXRGBNameAlternative name
#0000ff#0000ffRGB(0, 0, 255)Free Indicator Blue (No Mg/Ca)Blue
#722f37#722f37RGB(114, 47, 55)Metal-Complexed Wine RedRed Wine Vinegar
#800080#800080RGB(128, 0, 128)Transition PurplePurple
#ee82ee#ee82eeRGB(238, 130, 238)Magnesium Complex VioletViolet

Color Palette Contrast

3 color pairs have low contrast and need improvement which may impact readability.
Text ColorBackground ColorContrast Ratio
#0000ff
#722f37
1.12
#0000ff
#800080
1.09
#722f37
#800080
1.02

Image palette Eriochrome Black T (Water Hardness Titration) png