Color

#281b46

#281b46
hex#281b46
rgbrgb(40, 27, 70)
hslhsl(258, 44%, 19%)
oklchoklch(0.264 0.078 294.4)
Closest name: Azulado (#211d49)Relative luminance 0.0168

Colors that go with #281b46

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 →

#39461b

#1b2446 · #3d1b46

#46281b · #1b4628

Split-complementary

Open in tool →

#463d1b · #24461b

#461b24 · #39461b · #1b463d

Contrast

#281b46 as textRatioAAAA largeAAAFix
Aaon white
15.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.34:1failfailfail
  • AA: use #8165c3 as the text (4.58:1)
  • AAA: use #a28dd3 as the text (7.29:1)
  • AA: or shift the background to #8a8a8a (4.56:1)
  • AAA: or shift the background to #adadad (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #281b46 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

#281b46 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281b46
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 #281b46 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281b46-ad9cc4-dfc44e-291f2d-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