Color

#0b689d

#0b689d
hex#0b689d
rgbrgb(11, 104, 157)
hslhsl(202, 87%, 33%)
oklchoklch(0.496 0.114 242.2)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1241

Colors that go with #0b689d

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 →

#9d410b

#0b9d8a · #0b1e9d

#9d0b68 · #689d0b

Split-complementary

Open in tool →

#9d0b1e · #9d8a0b

#8a0b9d · #9d410b · #1e9d0b

Contrast

#0b689d as textRatioAAAA largeAAAFix
Aaon white
6.03:1passpassfail
  • AAA: use #0a5b8a as the text (7.3:1)
Aaon black
3.48:1failpassfail
  • AA: use #0d7bba as the text (4.56:1)
  • AAA: use #119dee as the text (7.08:1)
  • AA: or shift the background to #e0e0e0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b689d as the background.

Brands using this color

Fonts for this mood

#0b689d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b689d
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 #0b689d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b689d-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