Color

#291b46

#291b46
hex#291b46
rgbrgb(41, 27, 70)
hslhsl(260, 44%, 19%)
oklchoklch(0.265 0.078 295.6)
Closest name: Azulado (#211d49)Relative luminance 0.017

Colors that go with #291b46

Charcoal, Dark Olive Green and Royal 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 →

#38461b

#1b2246 · #3f1b46

#46291b · #1b4629

Split-complementary

Open in tool →

#463f1b · #22461b

#461b22 · #38461b · #1b463f

Contrast

#291b46 as textRatioAAAA largeAAAFix
Aaon white
15.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.34:1failfailfail
  • AA: use #8465c3 as the text (4.63:1)
  • AAA: use #a189d1 as the text (7.01:1)
  • AA: or shift the background to #8a8a8a (4.54:1)
  • AAA: or shift the background to #b0b0b0 (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #291b46 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#291b46 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #291b46
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 #291b46 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/291b46-ae9cc4-dfc94e-2a1f2d-e9ebf1?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