Color

#174e4f

#174e4f
hex#174e4f
rgbrgb(23, 78, 79)
hslhsl(181, 55%, 20%)
oklchoklch(0.389 0.056 196.8)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.062

Colors that go with #174e4f

Crimson, Sea Green and Steel Blue 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 →

#4f1817

#174f34 · #17324f

#4f174e · #4e4f17

Split-complementary

Open in tool →

#4f1732 · #4f3417

#34174f · #4f1817 · #324f17

Contrast

#174e4f as textRatioAAAA largeAAAFix
Aaon white
9.38:1passpasspassPasses AAA — no fix needed.
Aaon black
2.24:1failfailfail
  • AA: use #268182 as the text (4.54:1)
  • AAA: use #31a8aa as the text (7.31:1)
  • AA: or shift the background to #b5b5b5 (4.57:1)
  • AAA: or shift the background to #e0e0e0 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #174e4f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#174e4f reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #174e4f
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 #174e4f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/174e4f-a2babe-d45992-1f272d-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