Color

#4d5bc7

#4d5bc7
hex#4d5bc7
rgbrgb(77, 91, 199)
hslhsl(233, 52%, 54%)
oklchoklch(0.52 0.167 273.5)
Closest name: God of Rain (#4466cc)Relative luminance 0.1318

Colors that go with #4d5bc7

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 →

#c7b84d

#4d98c7 · #7b4dc7

#c74d5b · #5bc74d

Split-complementary

Open in tool →

#c77b4d · #98c74d

#c74d98 · #c7b84d · #4dc77b

Contrast

#4d5bc7 as textRatioAAAA largeAAAFix
Aaon white
5.77:1passpassfail
  • AAA: use #3c4bbe as the text (7.14:1)
Aaon black
3.64:1failpassfail
  • AA: use #606dcd as the text (4.57:1)
  • AAA: use #8790d9 as the text (7.02:1)
  • AA: or shift the background to #e6e6e6 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d5bc7 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

#4d5bc7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d5bc7
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 #4d5bc7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d5bc7-9c9cc4-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