Color

#418dc3

#418dc3
hex#418dc3
rgbrgb(65, 141, 195)
hslhsl(205, 52%, 51%)
oklchoklch(0.619 0.111 242.5)
Closest name: steelblue (#4682b4)Relative luminance 0.2411

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c37741

#41c3b8 · #414cc3

#c3418d · #8dc341

Split-complementary

Open in tool →

#c3414c · #c3b841

#b841c3 · #c37741 · #4cc341

Contrast

#418dc3 as textRatioAAAA largeAAAFix
Aaon white
3.61:1failpassfail
  • AA: use #367aab as the text (4.64:1)
  • AAA: use #285b80 as the text (7.25:1)
  • AA: or shift the background to #1f1f1f (4.57:1)
Aaon black
5.82:1passpassfail
  • AAA: use #5c9dcc as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #418dc3 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

#418dc3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #418dc3
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 #418dc3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/418dc3-9cafc4-df4e58-1f212d-e9f1f0?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