Color

#299ed1

#299ed1
hex#299ed1
rgbrgb(41, 158, 209)
hslhsl(198, 67%, 49%)
oklchoklch(0.66 0.124 232.7)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2953

Colors that go with #299ed1

Charcoal, Tomato and Amber 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 #299ed1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d15b29

#29d1af · #294bd1

#d1299e · #9ed129

Split-complementary

Open in tool →

#d1294b · #d1af29

#af29d1 · #d15b29 · #4bd129

Contrast

#299ed1 as textRatioAAAA largeAAAFix
Aaon white
3.04:1failpassfail
  • AA: use #217ea6 as the text (4.57:1)
  • AAA: use #185e7b as the text (7.18:1)
  • AA: or shift the background to #2b2b2b (4.66:1)
Aaon black
6.91:1passpassfail
  • AAA: use #2aa2d5 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #299ed1 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

#299ed1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #299ed1
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 #299ed1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/299ed1-9cb3c4-df4e69-1f232d-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