Color

#1daaf7

#1daaf7
hex#1daaf7
rgbrgb(29, 170, 247)
hslhsl(201, 93%, 54%)
oklchoklch(0.705 0.157 240.6)
Closest name: Cerulean (#55aaee)Relative luminance 0.3573

Colors that go with #1daaf7

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 →

#f7691d

#1df7d6 · #1d3df7

#f71daa · #aaf71d

Split-complementary

Open in tool →

#f71d3d · #f7d61d

#d61df7 · #f7691d · #3df71d

Contrast

#1daaf7 as textRatioAAAA largeAAAFix
Aaon white
2.58:1failfailfail
  • AA: use #077cbb as the text (4.56:1)
  • AAA: use #055b8a as the text (7.32:1)
  • AA: or shift the background to #383838 (4.55:1)
  • AAA: or shift the background to #141414 (7.15:1)
Aaon black
8.15:1passpasspassPasses 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 #1daaf7 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1daaf7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1daaf7
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 #1daaf7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1daaf7-9cb1c4-df4e62-1f222d-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