Color

#ada9ef

#ada9ef
hex#ada9ef
rgbrgb(173, 169, 239)
hslhsl(243, 69%, 80%)
oklchoklch(0.764 0.1 286.4)
Closest name: Widowmaker (#99aaff)Relative luminance 0.4349

Colors that go with #ada9ef

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 →

#ecefa9

#a9c8ef · #d0a9ef

#efaca9 · #a9efac

Split-complementary

Open in tool →

#efd0a9 · #c8efa9

#efa9c8 · #ecefa9 · #a9efd0

Contrast

#ada9ef as textRatioAAAA largeAAAFix
Aaon white
2.17:1failfailfail
  • AA: use #6a64e3 as the text (4.62:1)
  • AAA: use #453ddb as the text (7.13:1)
  • AA: or shift the background to #424242 (4.64:1)
  • AAA: or shift the background to #242424 (7.17:1)
Aaon black
9.7:1passpasspassPasses 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 #ada9ef as the background.

Brands using this color

Fonts for this mood

#ada9ef reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ada9ef
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 #ada9ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ada9ef-a39cc4-dfa04e-261f2d-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