Color

#418cd8

#418cd8
hex#418cd8
rgbrgb(65, 140, 216)
hslhsl(210, 66%, 55%)
oklchoklch(0.628 0.137 251.2)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2484

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d88c41

#41d8d8 · #4141d8

#d8418c · #8cd841

Split-complementary

Open in tool →

#d84141 · #d8d841

#d841d8 · #d88c41 · #41d841

Contrast

#418cd8 as textRatioAAAA largeAAAFix
Aaon white
3.52:1failpassfail
  • AA: use #2978c7 as the text (4.56:1)
  • AAA: use #1e5994 as the text (7.21:1)
  • AA: or shift the background to #212121 (4.58:1)
Aaon black
5.97:1passpassfail
  • AAA: use #5a9cdd 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 #418cd8 as the background.

Brands using this color

Fonts for this mood

#418cd8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #418cd8
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 #418cd8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/418cd8-9cabc4-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