Color

#090c49

#090c49
hex#090c49
rgbrgb(9, 12, 73)
hslhsl(237, 78%, 16%)
oklchoklch(0.21 0.109 270.2)
Closest name: Deadly Depths (#111144)Relative luminance 0.008

Colors that go with #090c49

Blue Violet, Charcoal and Rust 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 →

#494509

#092c49 · #260949

#49090c · #0c4909

Split-complementary

Open in tool →

#492609 · #2c4909

#49092c · #494509 · #094926

Contrast

#090c49 as textRatioAAAA largeAAAFix
Aaon white
18.1:1passpasspassPasses AAA — no fix needed.
Aaon black
1.16:1failfailfail
  • AA: use #6067eb as the text (4.64:1)
  • AAA: use #898ef0 as the text (7.19:1)
  • AA: or shift the background to #808080 (4.58:1)
  • AAA: or shift the background to #a1a1a1 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #090c49 as the background.

Brands using this color

Fonts for this mood

#090c49 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #090c49
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 #090c49 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/090c49-9f9cc4-df924e-251f2d-e9edf1?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