Color

#17403c

#17403c
hex#17403c
rgbrgb(23, 64, 60)
hslhsl(174, 47%, 17%)
oklchoklch(0.341 0.046 186.6)
Closest name: Botanical Night (#12403c)Relative luminance 0.0418

Colors that go with #17403c

Crimson, Sea Green and Teal 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.

Real palettes that use #17403c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#40171b

#174027 · #172f40

#3c1740 · #403c17

Split-complementary

Open in tool →

#40172f · #402717

#271740 · #40171b · #2f4017

Contrast

#17403c as textRatioAAAA largeAAAFix
Aaon white
11.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.84:1failfailfail
  • AA: use #2f837b as the text (4.65:1)
  • AAA: use #3ba59a as the text (7.03:1)
  • AA: or shift the background to #a3a3a3 (4.54:1)
  • AAA: or shift the background to #cccccc (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #17403c as the background.

Brands using this color

Fonts for this mood

#17403c reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #17403c
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 #17403c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/17403c-a2bebe-d459a1-1f292d-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