Color

#0435be

#0435be
hex#0435be
rgbrgb(4, 53, 190)
hslhsl(224, 96%, 38%)
oklchoklch(0.414 0.216 263.7)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0629

Colors that go with #0435be

Charcoal, Crimson 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 →

#be8c04

#0493be · #2f04be

#be0435 · #35be04

Split-complementary

Open in tool →

#be2f04 · #93be04

#be0493 · #be8c04 · #04be2f

Contrast

#0435be as textRatioAAAA largeAAAFix
Aaon white
9.3:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #3268fb as the text (4.51:1)
  • AAA: use #6e94fc as the text (7.3:1)
  • AA: or shift the background to #b5b5b5 (4.54:1)
  • AAA: or shift the background to #e0e0e0 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0435be 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

#0435be reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0435be
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 #0435be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0435be-9ca2c4-df724e-221f2d-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