Color

#282e9f

#282e9f
hex#282e9f
rgbrgb(40, 46, 159)
hslhsl(237, 60%, 39%)
oklchoklch(0.381 0.178 272)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0491

Colors that go with #282e9f

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 →

#9f9928

#28699f · #5d289f

#9f282e · #2e9f28

Split-complementary

Open in tool →

#9f5d28 · #699f28

#9f2869 · #9f9928 · #289f5d

Contrast

#282e9f as textRatioAAAA largeAAAFix
Aaon white
10.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #646ad8 as the text (4.6:1)
  • AAA: use #8d91e2 as the text (7.28:1)
  • AA: or shift the background to #ababab (4.61:1)
  • AAA: or shift the background to #d4d4d4 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #282e9f 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

#282e9f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #282e9f
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 #282e9f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/282e9f-9f9cc4-df924e-251f2d-e9edf1?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