Color

#2b6e91

#2b6e91
hex#2b6e91
rgbrgb(43, 110, 145)
hslhsl(201, 54%, 37%)
oklchoklch(0.512 0.087 235)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1371

Colors that go with #2b6e91

Charcoal, Royal Blue and Sienna 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 →

#914f2b

#2b9182 · #2b3b91

#912b6e · #6e912b

Split-complementary

Open in tool →

#912b3b · #91822b

#822b91 · #914f2b · #3b912b

Contrast

#2b6e91 as textRatioAAAA largeAAAFix
Aaon white
5.61:1passpassfail
  • AAA: use #245c7a as the text (7.27:1)
Aaon black
3.74:1failpassfail
  • AA: use #317ca5 as the text (4.56:1)
  • AAA: use #4e9fca as the text (7.14:1)
  • AA: or shift the background to #e8e8e8 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b6e91 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2b6e91 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b6e91
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 #2b6e91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b6e91-9cb1c4-df4e62-1f222d-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