Color

#a3a5fa

#a3a5fa
hex#a3a5fa
rgbrgb(163, 165, 250)
hslhsl(239, 90%, 81%)
oklchoklch(0.754 0.121 282)
Closest name: Widowmaker (#99aaff)Relative luminance 0.416

Colors that go with #a3a5fa

Charcoal, Deep Sky Blue and Goldenrod 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 →

#faf9a3

#a3d0fa · #cda3fa

#faa3a4 · #a4faa3

Split-complementary

Open in tool →

#facda3 · #d0faa3

#faa3d0 · #faf9a3 · #a3facd

Contrast

#a3a5fa as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #5f62f7 as the text (4.59:1)
  • AAA: use #3437f4 as the text (7:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.32:1passpasspassPasses 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 #a3a5fa as the background.

Brands using this color

Fonts for this mood

#a3a5fa reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a3a5fa
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 #a3a5fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3a5fa-a09cc4-df964e-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