Color

#136281

#136281
hex#136281
rgbrgb(19, 98, 129)
hslhsl(197, 74%, 29%)
oklchoklch(0.466 0.087 230.4)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.1046

Colors that go with #136281

Charcoal, Crimson and Royal 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 →

#813213

#138169 · #132b81

#811362 · #628113

Split-complementary

Open in tool →

#81132b · #816913

#691381 · #813213 · #2b8113

Contrast

#136281 as textRatioAAAA largeAAAFix
Aaon white
6.79:1passpassfail
  • AAA: use #135e7c as the text (7.19:1)
Aaon black
3.09:1failpassfail
  • AA: use #197da4 as the text (4.51:1)
  • AAA: use #20a2d5 as the text (7.19:1)
  • AA: or shift the background to #d4d4d4 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #136281 as the background.

Brands using this color

Fonts for this mood

#136281 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #136281
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 #136281 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/136281-9cb4c4-df4e6b-1f232d-e9f1ef?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