Color

#2b7ca1

#2b7ca1
hex#2b7ca1
rgbrgb(43, 124, 161)
hslhsl(199, 58%, 40%)
oklchoklch(0.554 0.095 232.2)
Closest name: Bleu Ciel (#007ba1)Relative luminance 0.175

Colors that go with #2b7ca1

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a1502b

#2ba18b · #2b41a1

#a12b7c · #7ca12b

Split-complementary

Open in tool →

#a12b41 · #a18b2b

#8b2ba1 · #a1502b · #41a12b

Contrast

#2b7ca1 as textRatioAAAA largeAAAFix
Aaon white
4.67:1passpassfail
  • AAA: use #205d79 as the text (7.23:1)
Aaon black
4.5:1passpassfail
  • AAA: use #3e9fcc as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b7ca1 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

#2b7ca1 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b7ca1
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 #2b7ca1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b7ca1-9cb3c4-df4e66-1f232d-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