Color

#1335be

#1335be
hex#1335be
rgbrgb(19, 53, 190)
hslhsl(228, 82%, 41%)
oklchoklch(0.417 0.214 265.4)
Closest name: Blue Hour (#0034ab)Relative luminance 0.064

Colors that go with #1335be

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 →

#be9c13

#138bbe · #4613be

#be1335 · #35be13

Split-complementary

Open in tool →

#be4613 · #8bbe13

#be138b · #be9c13 · #13be46

Contrast

#1335be as textRatioAAAA largeAAAFix
Aaon white
9.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.28:1failfailfail
  • AA: use #4a6bed as the text (4.62:1)
  • AAA: use #7891f2 as the text (7.13:1)
  • AA: or shift the background to #b8b8b8 (4.64:1)
  • AAA: or shift the background to #e3e3e3 (7.18:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/1335be-9c9fc4-df7c4e-231f2d-e9eff1?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