Color

#115bb6

#115bb6
hex#115bb6
rgbrgb(17, 91, 182)
hslhsl(213, 83%, 39%)
oklchoklch(0.483 0.16 257)
Closest name: Denim (#1560bd)Relative luminance 0.1098

Colors that go with #115bb6

Charcoal, Crimson and Amber 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 →

#b66c11

#11aeb6 · #1911b6

#b6115b · #5bb611

Split-complementary

Open in tool →

#b61911 · #aeb611

#b611ae · #b66c11 · #11b619

Contrast

#115bb6 as textRatioAAAA largeAAAFix
Aaon white
6.57:1passpassfail
  • AAA: use #1057ad as the text (7.03:1)
Aaon black
3.2:1failpassfail
  • AA: use #1573e5 as the text (4.62:1)
  • AAA: use #5299ef as the text (7.16:1)
  • AA: or shift the background to #d6d6d6 (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 #115bb6 as the background.

Brands using this color

Fonts for this mood

#115bb6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #115bb6
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 #115bb6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/115bb6-9ca9c4-df584e-1f202d-e9f0f1?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