Color

#2d9dcd

#2d9dcd
hex#2d9dcd
rgbrgb(45, 157, 205)
hslhsl(198, 64%, 49%)
oklchoklch(0.656 0.12 231.7)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2908

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd5d2d

#2dcdad · #2d4dcd

#cd2d9d · #9dcd2d

Split-complementary

Open in tool →

#cd2d4d · #cdad2d

#ad2dcd · #cd5d2d · #4dcd2d

Contrast

#2d9dcd as textRatioAAAA largeAAAFix
Aaon white
3.08:1failpassfail
  • AA: use #247da3 as the text (4.63:1)
  • AAA: use #1b5d79 as the text (7.27:1)
  • AA: or shift the background to #2b2b2b (4.6:1)
Aaon black
6.82:1passpassfail
  • AAA: use #2ea0d1 as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d9dcd 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

#2d9dcd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d9dcd
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 #2d9dcd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d9dcd-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