Color

#173f37

#173f37
hex#173f37
rgbrgb(23, 63, 55)
hslhsl(168, 47%, 17%)
oklchoklch(0.336 0.047 178.1)
Closest name: Botanical Night (#12403c)Relative luminance 0.0401

Tints & shades

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

Harmonies

Complementary

Open in tool →

#40171f

#174023 · #173340

#381740 · #403817

Split-complementary

Open in tool →

#401733 · #402317

#231740 · #40171f · #334017

Contrast

#173f37 as textRatioAAAA largeAAAFix
Aaon white
11.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #2f8372 as the text (4.61:1)
  • AAA: use #3da993 as the text (7.29:1)
  • AA: or shift the background to #a1a1a1 (4.51:1)
  • AAA: or shift the background to #c9c9c9 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #173f37 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

#173f37 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #173f37
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #173f37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/173f37-a2bebc-d459ad-1f2a2d-e9f1ec?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