Color

#0f353d

#0f353d
hex#0f353d
rgbrgb(15, 53, 61)
hslhsl(190, 61%, 15%)
oklchoklch(0.306 0.044 214.2)
Closest name: Elite Teal (#133337)Relative luminance 0.0298

Colors that go with #0f353d

Rust, Sienna and Steel 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.

Real palettes that use #0f353d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e170f

#0f3e2e · #0f1e3e

#3e0f36 · #363e0f

Split-complementary

Open in tool →

#3e0f1e · #3e2e0f

#2e0f3e · #3e170f · #1e3e0f

Contrast

#0f353d as textRatioAAAA largeAAAFix
Aaon white
13.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.6:1failfailfail
  • AA: use #248194 as the text (4.64:1)
  • AAA: use #2ea5bd as the text (7.23:1)
  • AA: or shift the background to #999999 (4.62:1)
  • AAA: or shift the background to #bfbfbf (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f353d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0f353d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f353d
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 #0f353d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f353d-a2b6be-df4e7c-1f252d-e9f1ef?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