Color

#3d787f

#3d787f
hex#3d787f
rgbrgb(61, 120, 127)
hslhsl(186, 35%, 37%)
oklchoklch(0.536 0.062 205.6)
Closest name: Bermuda (#1b7d8d)Relative luminance 0.1596

Colors that go with #3d787f

Charcoal, Rust and Amber 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 →

#7f443d

#3d7f65 · #3d587f

#7f3d79 · #797f3d

Split-complementary

Open in tool →

#7f3d58 · #7f653d

#653d7f · #7f443d · #587f3d

Contrast

#3d787f as textRatioAAAA largeAAAFix
Aaon white
5.01:1passpassfail
  • AAA: use #305f64 as the text (7.13:1)
Aaon black
4.19:1failpassfail
  • AA: use #417f86 as the text (4.6:1)
  • AAA: use #53a3ac as the text (7.2:1)
  • AA: or shift the background to #f5f5f5 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d787f 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

#3d787f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d787f
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 #3d787f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d787f-a2b8be-df4e86-1f262d-e9f1ee?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