Color

#4e40a5

#4e40a5
hex#4e40a5
rgbrgb(78, 64, 165)
hslhsl(248, 44%, 45%)
oklchoklch(0.445 0.156 284.4)
Closest name: Blueberry (#464196)Relative luminance 0.08

Tints & shades

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

Harmonies

Complementary

Open in tool →

#98a540

#4065a5 · #8040a5

#a54e40 · #40a54e

Split-complementary

Open in tool →

#a58040 · #65a540

#a54065 · #98a540 · #40a580

Contrast

#4e40a5 as textRatioAAAA largeAAAFix
Aaon white
8.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.6:1failfailfail
  • AA: use #7568c4 as the text (4.53:1)
  • AAA: use #968dd3 as the text (7.05:1)
  • AA: or shift the background to #c2c2c2 (4.53:1)
  • AAA: or shift the background to #f0f0f0 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e40a5 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

#4e40a5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e40a5
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 #4e40a5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e40a5-a69cc4-dfac4e-271f2d-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