Color

#104c42

#104c42
hex#104c42
rgbrgb(16, 76, 66)
hslhsl(170, 65%, 18%)
oklchoklch(0.376 0.062 179)
Closest name: Tropical Forest (#024a43)Relative luminance 0.0567

Colors that go with #104c42

Crimson, Blue and Blush Pink 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 →

#4c101a

#104c24 · #10384c

#42104c · #4c4210

Split-complementary

Open in tool →

#4c1038 · #4c2410

#24104c · #4c101a · #384c10

Contrast

#104c42 as textRatioAAAA largeAAAFix
Aaon white
9.84:1passpasspassPasses AAA — no fix needed.
Aaon black
2.13:1failfailfail
  • AA: use #1d8775 as the text (4.77:1)
  • AAA: use #24a892 as the text (7.09:1)
  • AA: or shift the background to #b0b0b0 (4.54:1)
  • AAA: or shift the background to #dbdbdb (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #104c42 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#104c42 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #104c42
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 #104c42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/104c42-a2bebd-d459a9-1f292d-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