Color

#3952d0

#3952d0
hex#3952d0
rgbrgb(57, 82, 208)
hslhsl(230, 62%, 52%)
oklchoklch(0.499 0.196 269.3)
Closest name: Denim (#1560bd)Relative luminance 0.1146

Colors that go with #3952d0

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.

Real palettes that use #3952d0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d0b739

#399ed0 · #6b39d0

#d03952 · #52d039

Split-complementary

Open in tool →

#d06b39 · #9ed039

#d0399e · #d0b739 · #39d06b

Contrast

#3952d0 as textRatioAAAA largeAAAFix
Aaon white
6.38:1passpassfail
  • AAA: use #2f49ca as the text (7.18:1)
Aaon black
3.29:1failpassfail
  • AA: use #5a6fd8 as the text (4.7:1)
  • AAA: use #8393e2 as the text (7.24:1)
  • AA: or shift the background to #d9d9d9 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3952d0 as the background.

Brands using this color

Fonts for this mood

#3952d0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3952d0
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 #3952d0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3952d0-9c9ec4-df814e-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