Color

#2b7397

#2b7397
hex#2b7397
rgbrgb(43, 115, 151)
hslhsl(200, 56%, 38%)
oklchoklch(0.527 0.09 234.1)
Closest name: Harbour Blue (#417491)Relative luminance 0.1501

Colors that go with #2b7397

Charcoal, Crimson and Royal 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.

Real palettes that use #2b7397

Tints & shades

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

Harmonies

Complementary

Open in tool →

#974f2b

#2b9785 · #2b3d97

#972b73 · #73972b

Split-complementary

Open in tool →

#972b3d · #97852b

#852b97 · #974f2b · #3d972b

Contrast

#2b7397 as textRatioAAAA largeAAAFix
Aaon white
5.25:1passpassfail
  • AAA: use #235e7b as the text (7.1:1)
Aaon black
4:1failpassfail
  • AA: use #2e7ca3 as the text (4.53:1)
  • AAA: use #48a0cb as the text (7.17:1)
  • AA: or shift the background to #f0f0f0 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b7397 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

#2b7397 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b7397
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 #2b7397 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b7397-9cb2c4-df4e64-1f232d-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