Color

#384ca3

#384ca3
hex#384ca3
rgbrgb(56, 76, 163)
hslhsl(229, 49%, 43%)
oklchoklch(0.45 0.142 270.1)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0865

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a39038

#3881a3 · #5a38a3

#a3384c · #4ca338

Split-complementary

Open in tool →

#a35a38 · #81a338

#a33881 · #a39038 · #38a35a

Contrast

#384ca3 as textRatioAAAA largeAAAFix
Aaon white
7.69:1passpasspassPasses AAA — no fix needed.
Aaon black
2.73:1failfailfail
  • AA: use #5c6fc7 as the text (4.55:1)
  • AAA: use #8594d5 as the text (7.19:1)
  • AA: or shift the background to #c7c7c7 (4.55:1)
  • AAA: or shift the background to #f5f5f5 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #384ca3 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

#384ca3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #384ca3
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 #384ca3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/384ca3-9c9fc4-df7e4e-231f2d-e9eef1?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