Color

#4368df

#4368df
hex#4368df
rgbrgb(67, 104, 223)
hslhsl(226, 71%, 57%)
oklchoklch(0.557 0.186 267.1)
Closest name: royalblue (#4169e1)Relative luminance 0.1642

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dfbb43

#43b6df · #6d43df

#df4368 · #68df43

Split-complementary

Open in tool →

#df6d43 · #b6df43

#df43b6 · #dfbb43 · #43df6d

Contrast

#4368df as textRatioAAAA largeAAAFix
Aaon white
4.9:1passpassfail
  • AAA: use #234acd as the text (7.16:1)
Aaon black
4.28:1failpassfail
  • AA: use #4c6fe1 as the text (4.67:1)
  • AAA: use #7892e8 as the text (7.08:1)
  • AA: or shift the background to #f7f7f7 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4368df 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

#4368df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4368df
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 #4368df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4368df-9ca1c4-df774e-221f2d-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