Color

#a3a3fa

#a3a3fa
hex#a3a3fa
rgbrgb(163, 163, 250)
hslhsl(240, 90%, 81%)
oklchoklch(0.75 0.124 283)
Closest name: Widowmaker (#99aaff)Relative luminance 0.4088

Colors that go with #a3a3fa

Charcoal, Deep Sky Blue and Dark Khaki lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#fafaa3

#a3cffa · #cfa3fa

#faa3a3 · #a3faa3

Split-complementary

Open in tool →

#facfa3 · #cffaa3

#faa3cf · #fafaa3 · #a3facf

Contrast

#a3a3fa as textRatioAAAA largeAAAFix
Aaon white
2.29:1failfailfail
  • AA: use #5f5ff7 as the text (4.7:1)
  • AAA: use #3434f4 as the text (7.13:1)
  • AA: or shift the background to #404040 (4.53:1)
  • AAA: or shift the background to #212121 (7.04:1)
Aaon black
9.18:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a3a3fa as the background.

Brands using this color

Fonts for this mood

#a3a3fa reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a3a3fa
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #a3a3fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3a3fa-a19cc4-df994e-251f2d-e9edf1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md