Color

#28668a

#28668a
hex#28668a
rgbrgb(40, 102, 138)
hslhsl(202, 55%, 35%)
oklchoklch(0.487 0.085 237.7)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1179

Colors that go with #28668a

Charcoal, Royal Blue and Sienna 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 →

#8a4c28

#288a7d · #28358a

#8a2866 · #668a28

Split-complementary

Open in tool →

#8a2835 · #8a7d28

#7d288a · #8a4c28 · #358a28

Contrast

#28668a as textRatioAAAA largeAAAFix
Aaon white
6.25:1passpassfail
  • AAA: use #255e7e as the text (7.04:1)
Aaon black
3.36:1failpassfail
  • AA: use #307ba6 as the text (4.51:1)
  • AAA: use #4d9dcb as the text (7:1)
  • AA: or shift the background to #dbdbdb (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28668a as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#28668a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28668a
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 #28668a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28668a-9cb1c4-df4e5f-1f222d-e9f1f0?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