Mathematical UX Toolkit for Web

  • Function Blue
    #42a5f5
  • Input Cream
    #fffde7
  • Output Green
    #81c784
  • Variable Pink
    #f8bbd0
  • Axis Charcoal
    #37474f
  • Sigma Gray
    #e0e0e0
  6
Created at 07/25/2025 08:12
The palette consists of Light, Semi dark colors. Accent colors Function Blue #42a5f5 and Input Cream #fffde7. Palette has Cool, Neutral, Warm colors temperature.

By lightness, this palette runs from #37474F (darkest) to #FFFDE7 (lightest). The lightness range is wide.

Saturation is mixed — 2 muted and 3 vivid out of 6 colors.

Some colors sit roughly opposite each other on the color wheel, giving the palette complementary contrast.

Overall temperature among swatches leans cool (3 of 6).

HEX codes (sorted): #37474F, #42A5F5, #81C784, #E0E0E0, #F8BBD0, #FFFDE7

Palette Mathematical UX Toolkit for Web combines 6 color codes:
HEX: #42a5f5, RGB: (66, 165, 245); HEX: #fffde7, RGB: (255, 253, 231); HEX: #81c784, RGB: (129, 199, 132)
HEX: #f8bbd0, RGB: (248, 187, 208); HEX: #37474f, RGB: (55, 71, 79); HEX: #e0e0e0, RGB: (224, 224, 224)
Simplified version of palette colors
Tint of Dodger Blue, Tint of Beige, Tint of Dark Sea Green, Shade of Pink, Shade of Dark Slate Gray, Tint of Gainsboro
Color scheme was created by colorstudio

Color codes in palette

Mathematical UX Toolkit for Web color codes HEX, RGB information in table

ColorHEXRGBNameAlternative name
#42a5f5#42a5f5RGB(66, 165, 245)Function Blue—
#fffde7#fffde7RGB(255, 253, 231)Input Cream—
#81c784#81c784RGB(129, 199, 132)Output Green—
#f8bbd0#f8bbd0RGB(248, 187, 208)Variable Pink—
#37474f#37474fRGB(55, 71, 79)Axis Charcoal—
#e0e0e0#e0e0e0RGB(224, 224, 224)Sigma GrayGray88

Color Palette Contrast

8 color pairs have low contrast and need improvement which may impact readability.
Text ColorBackground ColorContrast Ratio
#42a5f5
#81c784
1.31
#42a5f5
#f8bbd0
1.64
#fffde7
#81c784
1.96
#fffde7
#f8bbd0
1.57
#fffde7
#e0e0e0
1.28
#81c784
#f8bbd0
1.24

Image palette Mathematical UX Toolkit for Web png