Color

#4d5cd1

#4d5cd1
hex#4d5cd1
rgbrgb(77, 92, 209)
hslhsl(233, 59%, 56%)
oklchoklch(0.529 0.179 273.1)
Closest name: God of Rain (#4466cc)Relative luminance 0.1384

Colors that go with #4d5cd1

Charcoal, Sea Green and Amber 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 →

#d1c24d

#4d9ed1 · #7f4dd1

#d14d5c · #5cd14d

Split-complementary

Open in tool →

#d17f4d · #9ed14d

#d14d9e · #d1c24d · #4dd17f

Contrast

#4d5cd1 as textRatioAAAA largeAAAFix
Aaon white
5.57:1passpassfail
  • AAA: use #3446cb as the text (7.28:1)
Aaon black
3.77:1failpassfail
  • AA: use #5d6bd5 as the text (4.53:1)
  • AAA: use #8590e0 as the text (7.06:1)
  • AA: or shift the background to #e8e8e8 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d5cd1 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

#4d5cd1 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d5cd1
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 #4d5cd1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d5cd1-9c9cc4-df884e-241f2d-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