Color

#408cdd

#408cdd
hex#408cdd
rgbrgb(64, 140, 221)
hslhsl(211, 70%, 56%)
oklchoklch(0.631 0.144 252.3)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2507

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dd9140

#40dbdd · #4340dd

#dd408c · #8cdd40

Split-complementary

Open in tool →

#dd4340 · #dbdd40

#dd40db · #dd9140 · #40dd43

Contrast

#408cdd as textRatioAAAA largeAAAFix
Aaon white
3.49:1failpassfail
  • AA: use #2475cc as the text (4.68:1)
  • AAA: use #1c5a9c as the text (7.02:1)
  • AA: or shift the background to #212121 (4.61:1)
Aaon black
6.01:1passpassfail
  • AAA: use #5699e1 as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #408cdd 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

#408cdd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #408cdd
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 #408cdd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/408cdd-9cabc4-df534e-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