Color

#298eb3

#298eb3
hex#298eb3
rgbrgb(41, 142, 179)
hslhsl(196, 63%, 43%)
oklchoklch(0.607 0.105 227.5)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2307

Colors that go with #298eb3

Charcoal, Copper and Crimson 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 →

#b34d29

#29b392 · #2949b3

#b3298e · #8eb329

Split-complementary

Open in tool →

#b32949 · #b39229

#9229b3 · #b34d29 · #49b329

Contrast

#298eb3 as textRatioAAAA largeAAAFix
Aaon white
3.74:1failpassfail
  • AA: use #247d9e as the text (4.66:1)
  • AAA: use #1b6079 as the text (7.01:1)
  • AA: or shift the background to #1c1c1c (4.56:1)
Aaon black
5.61:1passpassfail
  • AAA: use #2ea2cc as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #298eb3 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#298eb3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #298eb3
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 #298eb3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/298eb3-9cb5c4-df4e6e-1f232d-e9f1ef?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