Color

#0f83ae

#0f83ae
hex#0f83ae
rgbrgb(15, 131, 174)
hslhsl(196, 84%, 37%)
oklchoklch(0.573 0.112 231.1)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.1939

Colors that go with #0f83ae

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 →

#ae390f

#0fae89 · #0f34ae

#ae0f83 · #83ae0f

Split-complementary

Open in tool →

#ae0f34 · #ae890f

#890fae · #ae390f · #34ae0f

Contrast

#0f83ae as textRatioAAAA largeAAAFix
Aaon white
4.31:1failpassfail
  • AA: use #0e7ca4 as the text (4.73:1)
  • AAA: use #0b607f as the text (7.01:1)
  • AA: or shift the background to #0d0d0d (4.51:1)
Aaon black
4.88:1passpassfail
  • AAA: use #13a3d8 as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0f83ae as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0f83ae reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f83ae
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 #0f83ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f83ae-9cb5c4-df4e6e-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