Color

#2c859b

#2c859b
hex#2c859b
rgbrgb(44, 133, 155)
hslhsl(192, 56%, 39%)
oklchoklch(0.574 0.088 217.7)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.1968

Colors that go with #2c859b

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 →

#9b422c

#2c9b7a · #2c4d9b

#9b2c85 · #859b2c

Split-complementary

Open in tool →

#9b2c4d · #9b7a2c

#7a2c9b · #9b422c · #4d9b2c

Contrast

#2c859b as textRatioAAAA largeAAAFix
Aaon white
4.25:1failpassfail
  • AA: use #2a7e93 as the text (4.66:1)
  • AAA: use #1f5f6f as the text (7.18:1)
  • AA: or shift the background to #0f0f0f (4.51:1)
Aaon black
4.94:1passpassfail
  • AAA: use #36a4bf as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c859b 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

#2c859b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c859b
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 #2c859b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c859b-a2b5be-df4e77-1f242d-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