Color

#2f87ac

#2f87ac
hex#2f87ac
rgbrgb(47, 135, 172)
hslhsl(198, 57%, 43%)
oklchoklch(0.588 0.099 230)
Closest name: steelblue (#4682b4)Relative luminance 0.2091

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ac552f

#2fac93 · #2f48ac

#ac2f87 · #87ac2f

Split-complementary

Open in tool →

#ac2f48 · #ac932f

#932fac · #ac552f · #48ac2f

Contrast

#2f87ac as textRatioAAAA largeAAAFix
Aaon white
4.05:1failpassfail
  • AA: use #2c7da0 as the text (4.62:1)
  • AAA: use #215e78 as the text (7.15:1)
  • AA: or shift the background to #141414 (4.55:1)
Aaon black
5.18:1passpassfail
  • AAA: use #3fa1ca as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f87ac as the background.

Brands using this color

Fonts for this mood

#2f87ac reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f87ac
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2f87ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f87ac-9cb3c4-df4e69-1f232d-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