Color

#2b87b6

#2b87b6
hex#2b87b6
rgbrgb(43, 135, 182)
hslhsl(200, 62%, 44%)
oklchoklch(0.592 0.11 235.7)
Closest name: steelblue (#4682b4)Relative luminance 0.2122

Colors that go with #2b87b6

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 →

#b6592b

#2bb69f · #2b42b6

#b62b87 · #87b62b

Split-complementary

Open in tool →

#b62b42 · #b69f2b

#9f2bb6 · #b6592b · #42b62b

Contrast

#2b87b6 as textRatioAAAA largeAAAFix
Aaon white
4:1failpassfail
  • AA: use #287ea9 as the text (4.52:1)
  • AAA: use #1d5c7c as the text (7.31:1)
  • AA: or shift the background to #141414 (4.6:1)
Aaon black
5.24:1passpassfail
  • AAA: use #3da0d1 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b87b6 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#2b87b6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b87b6
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 #2b87b6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b87b6-9cb2c4-df4e64-1f232d-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