Color

#407ef2

#407ef2
hex#407ef2
rgbrgb(64, 126, 242)
hslhsl(219, 87%, 60%)
oklchoklch(0.614 0.186 261.5)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2242

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f2b440

#40d7f2 · #5b40f2

#f2407e · #7ef240

Split-complementary

Open in tool →

#f25b40 · #d7f240

#f240d7 · #f2b440 · #40f25b

Contrast

#407ef2 as textRatioAAAA largeAAAFix
Aaon white
3.83:1failpassfail
  • AA: use #286ef0 as the text (4.59:1)
  • AAA: use #0e4fc8 as the text (7.07:1)
  • AA: or shift the background to #1a1a1a (4.55:1)
Aaon black
5.48:1passpassfail
  • AAA: use #6295f4 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 #407ef2 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#407ef2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #407ef2
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 #407ef2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/407ef2-9ca5c4-df664e-211f2d-e9f0f1?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