#3F71CCRoyal Blue
#AE47D1Amethyst
#B0A5FFWisteria
#40C1FFCyan

Horizon Amethyst & Royal Blue color palette

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Horizon Amethyst & Royal Blue is a vivid split color palette tagged gradient, vibrant, cold. The hues span about 86°, enough contrast to create a focal point without the harshness of true complements. These are bold, punchy colors that need generous white space around them. The overall temperature is cool.

Color codes click any value to copy

SwatchNameHEXRGBHSLOKLCH
Royal Blue#3F71CCrgb(63, 113, 204)hsl(219, 58%, 52%)oklch(56.1% 0.151 261)
Amethyst#AE47D1rgb(174, 71, 209)hsl(285, 60%, 55%)oklch(59.3% 0.215 316)
Wisteria#B0A5FFrgb(176, 165, 255)hsl(247, 100%, 82%)oklch(76.6% 0.127 289)
Cyan#40C1FFrgb(64, 193, 255)hsl(199, 100%, 63%)oklch(76.8% 0.141 234)

Why it works and how to use it

It works because the lightness steps are gentle (52% to 82%), which keeps the mood consistent from edge to edge. Try it for websites, presentations and branding.

  • Background: Cyan (#40C1FF) is the lightest color, so it belongs on large surfaces.
  • Text: Royal Blue (#3F71CC) on #40C1FF gives 2.31:1, so pair it with a darker neutral for body copy.
  • Primary: Wisteria (#B0A5FF) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
  • Accent: Amethyst (#AE47D1) for highlights, badges and hover states.

No pair inside the palette reaches 4.5:1, so add black or white for body text.

Preview on a real UI see how the palette feels in context

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Design faster with Horizon Amethyst & Royal Blue

A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.

Primary action Secondary
Card title
Card title
Card title
Roles are assigned by lightness.

Color blindness simulation

#3F71CC
#AE47D1
#B0A5FF
#40C1FF

Color-blind check: under protanopia and deuteranopia, Royal Blue and Amethyst, Wisteria and Cyan become hard to tell apart, so do not rely on that pair alone to carry meaning.

Contrast check WCAG ratios between palette colors

PairSampleRatioLevel
#3F71CC on #40C1FFAa2.31:1Fail
#AE47D1 on #40C1FFAa2.23:1Fail
#3F71CC on #B0A5FFAa2.18:1Fail
#AE47D1 on #B0A5FFAa2.09:1Fail
#B0A5FF on #40C1FFAa1.06:1Fail
#3F71CC on #AE47D1Aa1.04:1Fail

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