Color

#0850b4

#0850b4
hex#0850b4
rgbrgb(8, 80, 180)
hslhsl(215, 91%, 37%)
oklchoklch(0.456 0.172 259.2)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0908

Colors that go with #0850b4

Charcoal, Crimson and Steel 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 →

#b46d08

#08a6b4 · #1708b4

#b40850 · #50b408

Split-complementary

Open in tool →

#b41708 · #a6b408

#b408a6 · #b46d08 · #08b417

Contrast

#0850b4 as textRatioAAAA largeAAAFix
Aaon white
7.46:1passpasspassPasses AAA — no fix needed.
Aaon black
2.82:1failfailfail
  • AA: use #106ff4 as the text (4.6:1)
  • AAA: use #5598f7 as the text (7.22:1)
  • AA: or shift the background to #c9c9c9 (4.5:1)
  • AAA: or shift the background to #fafafa (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0850b4 as the background.

Brands using this color

Fonts for this mood

#0850b4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0850b4
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 #0850b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0850b4-9ca8c4-df5d4e-201f2d-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