Color

#2b88ca

#2b88ca
hex#2b88ca
rgbrgb(43, 136, 202)
hslhsl(205, 65%, 48%)
oklchoklch(0.605 0.131 244.5)
Closest name: steelblue (#4682b4)Relative luminance 0.2239

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ca6d2b

#2bcabd · #2b38ca

#ca2b88 · #88ca2b

Split-complementary

Open in tool →

#ca2b38 · #cabd2b

#bd2bca · #ca6d2b · #38ca2b

Contrast

#2b88ca as textRatioAAAA largeAAAFix
Aaon white
3.83:1failpassfail
  • AA: use #267ab5 as the text (4.63:1)
  • AAA: use #1d5d8b as the text (7.02:1)
  • AA: or shift the background to #1a1a1a (4.54:1)
Aaon black
5.48:1passpassfail
  • AAA: use #4a9dd9 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b88ca 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

#2b88ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b88ca
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 #2b88ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b88ca-9cafc4-df4e58-1f212d-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