Color

#3237cd

#3237cd
hex#3237cd
rgbrgb(50, 55, 205)
hslhsl(238, 61%, 50%)
oklchoklch(0.448 0.223 271.5)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0782

Colors that go with #3237cd

Charcoal, Sea Green and Steel Blue 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 →

#cdc832

#3285cd · #7a32cd

#cd3237 · #37cd32

Split-complementary

Open in tool →

#cd7a32 · #85cd32

#cd3285 · #cdc832 · #32cd7a

Contrast

#3237cd as textRatioAAAA largeAAAFix
Aaon white
8.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.56:1failfailfail
  • AA: use #676bda as the text (4.69:1)
  • AAA: use #8c8fe3 as the text (7.15:1)
  • AA: or shift the background to #c2c2c2 (4.6:1)
  • AAA: or shift the background to #f0f0f0 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3237cd 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

#3237cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3237cd
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 #3237cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3237cd-9f9cc4-df944e-251f2d-e9edf1?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