Color

#2849af

#2849af
hex#2849af
rgbrgb(40, 73, 175)
hslhsl(225, 63%, 42%)
oklchoklch(0.446 0.167 266)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0831

Colors that go with #2849af

Charcoal, Sea Green and Steel 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 →

#af8d28

#288daf · #4928af

#af2849 · #49af28

Split-complementary

Open in tool →

#af4928 · #8daf28

#af288d · #af8d28 · #28af49

Contrast

#2849af as textRatioAAAA largeAAAFix
Aaon white
7.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.66:1failfailfail
  • AA: use #4c6fd6 as the text (4.55:1)
  • AAA: use #7a94e1 as the text (7.15:1)
  • AA: or shift the background to #c4c4c4 (4.52:1)
  • AAA: or shift the background to #f2f2f2 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2849af as the background.

Brands using this color

Fonts for this mood

#2849af reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2849af
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 #2849af and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2849af-9ca1c4-df754e-221f2d-e9eff1?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