Color

#000f2d

#000f2d
hex#000f2d
rgbrgb(0, 15, 45)
hslhsl(220, 100%, 9%)
oklchoklch(0.177 0.066 258.2)
Closest name: Mysterious Depths (#060929)Relative luminance 0.0053

Colors that go with #000f2d

Blue Violet, Charcoal and Crimson 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 →

#2e1f00

#00262e · #08002e

#2e000f · #0f2e00

Split-complementary

Open in tool →

#2e0800 · #262e00

#2e0026 · #2e1f00 · #002e08

Contrast

#000f2d as textRatioAAAA largeAAAFix
Aaon white
18.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.11:1failfailfail
  • AA: use #1f69ff as the text (4.52:1)
  • AAA: use #5c92ff as the text (7.01:1)
  • AA: or shift the background to #7d7d7d (4.61:1)
  • AAA: or shift the background to #9e9e9e (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #000f2d as the background.

Brands using this color

Fonts for this mood

#000f2d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #000f2d
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 #000f2d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/000f2d-9ca5c4-df694e-211f2d-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