Color

#0b87f4

#0b87f4
hex#0b87f4
rgbrgb(11, 135, 244)
hslhsl(208, 91%, 50%)
oklchoklch(0.623 0.189 253)
Closest name: Azure (#007fff)Relative luminance 0.2393

Colors that go with #0b87f4

Charcoal, Crimson and Copper 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 →

#f4780b

#0bf4ec · #0b13f4

#f40b87 · #87f40b

Split-complementary

Open in tool →

#f40b13 · #f4ec0b

#ec0bf4 · #f4780b · #13f40b

Contrast

#0b87f4 as textRatioAAAA largeAAAFix
Aaon white
3.63:1failpassfail
  • AA: use #0a77d6 as the text (4.54:1)
  • AAA: use #0859a1 as the text (7.11:1)
  • AA: or shift the background to #1f1f1f (4.54:1)
Aaon black
5.79:1passpassfail
  • AAA: use #329af5 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b87f4 as the background.

Brands using this color

Fonts for this mood

#0b87f4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b87f4
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 #0b87f4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b87f4-9cadc4-df4e51-1f212d-e9f1f1?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