Color

#a5def8

#a5def8
hex#a5def8
rgbrgb(165, 222, 248)
hslhsl(199, 86%, 81%)
oklchoklch(0.87 0.068 227.8)
Closest name: Ariel (#aed7ea)Relative luminance 0.6702

Colors that go with #a5def8

Charcoal, Deep Sky Blue and Dark Salmon 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.

Real palettes that use #a5def8

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f8bfa5

#a5f8e9 · #a5b4f8

#f8a5de · #def8a5

Split-complementary

Open in tool →

#f8a5b4 · #f8e9a5

#e9a5f8 · #f8bfa5 · #b4f8a5

Contrast

#a5def8 as textRatioAAAA largeAAAFix
Aaon white
1.46:1failfailfail
  • AA: use #0d7caf as the text (4.65:1)
  • AAA: use #0a5e85 as the text (7.11:1)
  • AA: or shift the background to #5c5c5c (4.59:1)
  • AAA: or shift the background to #404040 (7.11:1)
Aaon black
14.4:1passpasspassPasses 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 #a5def8 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#a5def8 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a5def8
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 #a5def8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a5def8-9cb3c4-df4e66-1f232d-e9f1f0?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