Color

#0f616c

#0f616c
hex#0f616c
rgbrgb(15, 97, 108)
hslhsl(187, 76%, 24%)
oklchoklch(0.453 0.074 209)
Closest name: Beau Vert (#0c6064)Relative luminance 0.0973

Colors that go with #0f616c

Crimson, Steel Blue and Blue 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 →

#6c1a0f

#0f6c48 · #0f326c

#6c0f61 · #616c0f

Split-complementary

Open in tool →

#6c0f32 · #6c480f

#480f6c · #6c1a0f · #326c0f

Contrast

#0f616c as textRatioAAAA largeAAAFix
Aaon white
7.13:1passpasspassPasses AAA — no fix needed.
Aaon black
2.95:1failfailfail
  • AA: use #148190 as the text (4.57:1)
  • AAA: use #19a5b8 as the text (7.12:1)
  • AA: or shift the background to #cfcfcf (4.57:1)
  • AAA: or shift the background to #ffffff (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 #0f616c as the background.

Brands using this color

Fonts for this mood

#0f616c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f616c
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 #0f616c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f616c-a2b8be-df4e83-1f262d-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