Color

#415bc3

#415bc3
hex#415bc3
rgbrgb(65, 91, 195)
hslhsl(228, 52%, 51%)
oklchoklch(0.51 0.165 269.2)
Closest name: God of Rain (#4466cc)Relative luminance 0.1255

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c3a941

#419cc3 · #6841c3

#c3415b · #5bc341

Split-complementary

Open in tool →

#c36841 · #9cc341

#c3419c · #c3a941 · #41c368

Contrast

#415bc3 as textRatioAAAA largeAAAFix
Aaon white
5.98:1passpassfail
  • AAA: use #3851b2 as the text (7.03:1)
Aaon black
3.51:1failpassfail
  • AA: use #586fca as the text (4.54:1)
  • AAA: use #8394d8 as the text (7.19:1)
  • AA: or shift the background to #e0e0e0 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #415bc3 as the background.

Brands using this color

Fonts for this mood

#415bc3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #415bc3
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 #415bc3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/415bc3-9c9fc4-df7c4e-231f2d-e9eff1?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