Color

#283267

#283267
hex#283267
rgbrgb(40, 50, 103)
hslhsl(230, 44%, 28%)
oklchoklch(0.339 0.093 272.5)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.0371

Colors that go with #283267

Sea Green, Steel Blue and Dark Olive Green 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 →

#675c28

#285267 · #3d2867

#672832 · #326728

Split-complementary

Open in tool →

#673d28 · #526728

#672852 · #675c28 · #28673d

Contrast

#283267 as textRatioAAAA largeAAAFix
Aaon white
12.05:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #6171c2 as the text (4.65:1)
  • AAA: use #8692d0 as the text (7.04:1)
  • AA: or shift the background to #a1a1a1 (4.67:1)
  • AAA: or shift the background to #c7c7c7 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #283267 as the background.

Brands using this color

Fonts for this mood

#283267 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #283267
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 #283267 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/283267-9c9ec4-df814e-231f2d-e9eef1?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