Color

#4a4fa5

#4a4fa5
hex#4a4fa5
rgbrgb(74, 79, 165)
hslhsl(237, 38%, 47%)
oklchoklch(0.47 0.136 277.3)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0976

Colors that go with #4a4fa5

Charcoal, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a5a14a

#4a7ca5 · #734aa5

#a54a4f · #4fa54a

Split-complementary

Open in tool →

#a5734a · #7ca54a

#a54a7c · #a5a14a · #4aa573

Contrast

#4a4fa5 as textRatioAAAA largeAAAFix
Aaon white
7.11:1passpasspassPasses AAA — no fix needed.
Aaon black
2.95:1failfailfail
  • AA: use #6b6fbd as the text (4.63:1)
  • AAA: use #8e91cc as the text (7.07:1)
  • AA: or shift the background to #cfcfcf (4.56:1)
  • AAA: or shift the background to #ffffff (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4a4fa5 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

#4a4fa5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4a4fa5
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #4a4fa5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4a4fa5-9f9cc4-df924e-251f2d-e9edf1?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