Color

#283480

#283480
hex#283480
rgbrgb(40, 52, 128)
hslhsl(232, 52%, 33%)
oklchoklch(0.363 0.128 271.7)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0447

Colors that go with #283480

Charcoal, Steel Blue and 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 →

#807428

#286080 · #482880

#802834 · #348028

Split-complementary

Open in tool →

#804828 · #608028

#802860 · #807428 · #288048

Contrast

#283480 as textRatioAAAA largeAAAFix
Aaon white
11.09:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #606fcd as the text (4.65:1)
  • AAA: use #8792d9 as the text (7.14:1)
  • AA: or shift the background to #a6a6a6 (4.56:1)
  • AAA: or shift the background to #cfcfcf (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #283480 as the background.

Brands using this color

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

Fonts for this mood

#283480 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #283480
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 #283480 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/283480-9c9dc4-df864e-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