Color

#287177

#287177
hex#287177
rgbrgb(40, 113, 119)
hslhsl(185, 50%, 31%)
oklchoklch(0.506 0.071 202.8)
Closest name: Deep Pool Teal (#366d68)Relative luminance 0.1359

Colors that go with #287177

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#772e28

#287756 · #284877

#772870 · #707728

Split-complementary

Open in tool →

#772848 · #775628

#562877 · #772e28 · #487728

Contrast

#287177 as textRatioAAAA largeAAAFix
Aaon white
5.65:1passpassfail
  • AAA: use #215e63 as the text (7.38:1)
Aaon black
3.72:1failpassfail
  • AA: use #2e828a as the text (4.68:1)
  • AAA: use #39a3ac as the text (7.01:1)
  • AA: or shift the background to #e6e6e6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #287177 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#287177 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #287177
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 #287177 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/287177-a2b8be-df4e88-1f262d-e9f1ee?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