Color

#2a88cf

#2a88cf
hex#2a88cf
rgbrgb(42, 136, 207)
hslhsl(206, 66%, 49%)
oklchoklch(0.607 0.137 246.1)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2261

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cf722a

#2acfc4 · #2a35cf

#cf2a88 · #88cf2a

Split-complementary

Open in tool →

#cf2a35 · #cfc42a

#c42acf · #cf722a · #35cf2a

Contrast

#2a88cf as textRatioAAAA largeAAAFix
Aaon white
3.8:1failpassfail
  • AA: use #267aba as the text (4.59:1)
  • AAA: use #1d5c8c as the text (7.09:1)
  • AA: or shift the background to #1a1a1a (4.58:1)
Aaon black
5.52:1passpassfail
  • AAA: use #4d9ddb 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 #2a88cf as the background.

Brands using this color

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

Fonts for this mood

#2a88cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a88cf
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 #2a88cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a88cf-9caec4-df4e56-1f212d-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