Color

#2d7dcd

#2d7dcd
hex#2d7dcd
rgbrgb(45, 125, 205)
hslhsl(210, 64%, 49%)
oklchoklch(0.582 0.145 251.8)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1963

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cd7d2d

#2dcdcd · #2d2dcd

#cd2d7d · #7dcd2d

Split-complementary

Open in tool →

#cd2d2d · #cdcd2d

#cd2dcd · #cd7d2d · #2dcd2d

Contrast

#2d7dcd as textRatioAAAA largeAAAFix
Aaon white
4.26:1failpassfail
  • AA: use #2b78c5 as the text (4.57:1)
  • AAA: use #205992 as the text (7.23:1)
  • AA: or shift the background to #0d0d0d (4.56:1)
Aaon black
4.93:1passpassfail
  • AAA: use #5c9cdb as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d7dcd as the background.

Brands using this color

Fonts for this mood

#2d7dcd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d7dcd
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 #2d7dcd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d7dcd-9cabc4-df514e-1f202d-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