Color

#173f2f

#173f2f
hex#173f2f
rgbrgb(23, 63, 47)
hslhsl(156, 47%, 17%)
oklchoklch(0.334 0.054 164.4)
Closest name: Botanical Night (#12403c)Relative luminance 0.0394

Tints & shades

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

Harmonies

Complementary

Open in tool →

#401727

#17401b · #173c40

#2f1740 · #402f17

Split-complementary

Open in tool →

#40173c · #401b17

#1b1740 · #401727 · #3c4017

Contrast

#173f2f as textRatioAAAA largeAAAFix
Aaon white
11.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.79:1failfailfail
  • AA: use #2f8362 as the text (4.54:1)
  • AAA: use #3da97e as the text (7.17:1)
  • AA: or shift the background to #a1a1a1 (4.54:1)
  • AAA: or shift the background to #c9c9c9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #173f2f 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

#173f2f reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #173f2f
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 #173f2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/173f2f-a2beb6-d459c6-1f2d2d-e9f1ea?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