Color

#1335dd

#1335dd
hex#1335dd
rgbrgb(19, 53, 221)
hslhsl(230, 84%, 47%)
oklchoklch(0.451 0.25 265.4)
Closest name: Brutally Blue (#0022dd)Relative luminance 0.0791

Colors that go with #1335dd

Charcoal, Amber and Cornflower 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 →

#ddbb13

#1399dd · #5613dd

#dd1335 · #35dd13

Split-complementary

Open in tool →

#dd5613 · #99dd13

#dd1399 · #ddbb13 · #13dd56

Contrast

#1335dd as textRatioAAAA largeAAAFix
Aaon white
8.14:1passpasspassPasses AAA — no fix needed.
Aaon black
2.58:1failfailfail
  • AA: use #4d68ef as the text (4.54:1)
  • AAA: use #7c90f4 as the text (7.15:1)
  • AA: or shift the background to #c2c2c2 (4.57:1)
  • AAA: or shift the background to #f0f0f0 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1335dd 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

#1335dd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1335dd
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 #1335dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1335dd-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