Color

#28468f

#28468f
hex#28468f
rgbrgb(40, 70, 143)
hslhsl(223, 56%, 36%)
oklchoklch(0.414 0.126 264.7)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0681

Colors that go with #28468f

Charcoal, Sea Green and Steel 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 →

#8f7228

#28798f · #3f288f

#8f2846 · #468f28

Split-complementary

Open in tool →

#8f3f28 · #798f28

#8f2879 · #8f7228 · #288f3f

Contrast

#28468f as textRatioAAAA largeAAAFix
Aaon white
8.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.36:1failfailfail
  • AA: use #4c70cd as the text (4.51:1)
  • AAA: use #7c96da as the text (7.23:1)
  • AA: or shift the background to #bababa (4.58:1)
  • AAA: or shift the background to #e6e6e6 (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 #28468f as the background.

Brands using this color

Fonts for this mood

#28468f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28468f
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 #28468f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28468f-9ca3c4-df704e-211f2d-e9eff1?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