Color

#1aa8ea

#1aa8ea
hex#1aa8ea
rgbrgb(26, 168, 234)
hslhsl(199, 83%, 51%)
oklchoklch(0.693 0.145 236.6)
Closest name: Cerulean (#55aaee)Relative luminance 0.3417

Colors that go with #1aa8ea

Charcoal, Amber and Blue 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 →

#ea5c1a

#1aeac4 · #1a40ea

#ea1aa8 · #a8ea1a

Split-complementary

Open in tool →

#ea1a40 · #eac41a

#c41aea · #ea5c1a · #40ea1a

Contrast

#1aa8ea as textRatioAAAA largeAAAFix
Aaon white
2.68:1failfailfail
  • AA: use #107eb1 as the text (4.52:1)
  • AAA: use #0c5d83 as the text (7.22:1)
  • AA: or shift the background to #363636 (4.51:1)
  • AAA: or shift the background to #0f0f0f (7.15:1)
Aaon black
7.83:1passpasspassPasses 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 #1aa8ea as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1aa8ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1aa8ea
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 #1aa8ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1aa8ea-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