Color

#174a39

#174a39
hex#174a39
rgbrgb(23, 74, 57)
hslhsl(160, 53%, 19%)
oklchoklch(0.37 0.062 167.5)
Closest name: Tropical Forest (#024a43)Relative luminance 0.0538

Colors that go with #174a39

Crimson, Teal and 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 →

#4a1728

#174a1f · #17424a

#39174a · #4a3917

Split-complementary

Open in tool →

#4a1742 · #4a1f17

#1f174a · #4a1728 · #424a17

Contrast

#174a39 as textRatioAAAA largeAAAFix
Aaon white
10.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.08:1failfailfail
  • AA: use #298566 as the text (4.64:1)
  • AAA: use #34a881 as the text (7.06:1)
  • AA: or shift the background to #adadad (4.51:1)
  • AAA: or shift the background to #d9d9d9 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #174a39 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#174a39 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #174a39
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 #174a39 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/174a39-a2beb8-d459be-1f2c2d-e9f1eb?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