Color

#2b7874

#2b7874
hex#2b7874
rgbrgb(43, 120, 116)
hslhsl(177, 47%, 32%)
oklchoklch(0.525 0.075 190.3)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1521

Colors that go with #2b7874

Charcoal, Crimson and Amber 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 #2b7874

Tints & shades

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

Harmonies

Complementary

Open in tool →

#782b2f

#2b784e · #2b5578

#742b78 · #78742b

Split-complementary

Open in tool →

#782b55 · #784e2b

#4e2b78 · #782b2f · #55782b

Contrast

#2b7874 as textRatioAAAA largeAAAFix
Aaon white
5.2:1passpassfail
  • AAA: use #23615e as the text (7.14:1)
Aaon black
4.04:1failpassfail
  • AA: use #2f837f as the text (4.67:1)
  • AAA: use #3ba5a0 as the text (7.08:1)
  • AA: or shift the background to #f0f0f0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b7874 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #2b7874
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 #2b7874 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b7874-a2bcbe-d4599b-1f282d-e9f1ed?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