Color

#237171

#237171
hex#237171
rgbrgb(35, 113, 113)
hslhsl(180, 53%, 29%)
oklchoklch(0.503 0.074 195.1)
Closest name: Deep Pool Teal (#366d68)Relative luminance 0.1336

Colors that go with #237171

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 →

#712323

#23714a · #234a71

#712371 · #717123

Split-complementary

Open in tool →

#71234a · #714a23

#4a2371 · #712323 · #4a7123

Contrast

#237171 as textRatioAAAA largeAAAFix
Aaon white
5.72:1passpassfail
  • AAA: use #1e6262 as the text (7.05:1)
Aaon black
3.67:1failpassfail
  • AA: use #288181 as the text (4.55:1)
  • AAA: use #34a8a8 as the text (7.31:1)
  • AA: or shift the background to #e6e6e6 (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 #237171 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#237171 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #237171
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 #237171 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/237171-a2bbbe-d45994-1f272d-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