Color

#4056ce

#4056ce
hex#4056ce
rgbrgb(64, 86, 206)
hslhsl(231, 59%, 53%)
oklchoklch(0.508 0.186 270.4)
Closest name: God of Rain (#4466cc)Relative luminance 0.122

Colors that go with #4056ce

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 →

#ceb940

#409cce · #7240ce

#ce4056 · #56ce40

Split-complementary

Open in tool →

#ce7240 · #9cce40

#ce409c · #ceb940 · #40ce72

Contrast

#4056ce as textRatioAAAA largeAAAFix
Aaon white
6.1:1passpassfail
  • AAA: use #3349c7 as the text (7.2:1)
Aaon black
3.44:1failpassfail
  • AA: use #5d6fd5 as the text (4.7:1)
  • AAA: use #8593e0 as the text (7.25:1)
  • AA: or shift the background to #dedede (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4056ce as the background.

Brands using this color

Fonts for this mood

#4056ce reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4056ce
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 #4056ce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4056ce-9c9ec4-df834e-231f2d-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