Color

#4036ab

#4036ab
hex#4036ab
rgbrgb(64, 54, 171)
hslhsl(245, 52%, 44%)
oklchoklch(0.422 0.179 279.3)
Closest name: Bluebell (#333399)Relative luminance 0.0667

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a1ab36

#3666ab · #7a36ab

#ab4036 · #36ab40

Split-complementary

Open in tool →

#ab7a36 · #66ab36

#ab3666 · #a1ab36 · #36ab7a

Contrast

#4036ab as textRatioAAAA largeAAAFix
Aaon white
9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #7068cf as the text (4.57:1)
  • AAA: use #958fdc as the text (7.24:1)
  • AA: or shift the background to #b8b8b8 (4.54:1)
  • AAA: or shift the background to #e3e3e3 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4036ab 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

#4036ab reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4036ab
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 #4036ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4036ab-a49cc4-dfa54e-261f2d-e9ecf1?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