Color

#2f80b6

#2f80b6
hex#2f80b6
rgbrgb(47, 128, 182)
hslhsl(204, 59%, 45%)
oklchoklch(0.576 0.113 242)
Closest name: steelblue (#4682b4)Relative luminance 0.1942

Colors that go with #2f80b6

Charcoal, Copper 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 →

#b6652f

#2fb6a9 · #2f3db6

#b62f80 · #80b62f

Split-complementary

Open in tool →

#b62f3d · #b6a92f

#a92fb6 · #b6652f · #3db62f

Contrast

#2f80b6 as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #2d7bae as the text (4.61:1)
  • AAA: use #215b82 as the text (7.28:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.88:1passpassfail
  • AAA: use #519ed2 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f80b6 as the background.

Brands using this color

Fonts for this mood

#2f80b6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f80b6
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 #2f80b6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f80b6-9cafc4-df4e5a-1f222d-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