Color

#0f4095

#0f4095
hex#0f4095
rgbrgb(15, 64, 149)
hslhsl(218, 82%, 32%)
oklchoklch(0.397 0.149 260.9)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0594

Colors that go with #0f4095

Charcoal, Crimson 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 #0f4095

Tints & shades

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

Harmonies

Complementary

Open in tool →

#95630f

#0f8395 · #210f95

#950f40 · #40950f

Split-complementary

Open in tool →

#95210f · #83950f

#950f83 · #95630f · #0f9521

Contrast

#0f4095 as textRatioAAAA largeAAAFix
Aaon white
9.6:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #2a70ea as the text (4.6:1)
  • AAA: use #6195ef as the text (7.05:1)
  • AA: or shift the background to #b3b3b3 (4.58:1)
  • AAA: or shift the background to #dedede (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f4095 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0f4095 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f4095
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 #0f4095 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f4095-9ca6c4-df644e-201f2d-e9f0f1?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