Color

#1634df

#1634df
hex#1634df
rgbrgb(22, 52, 223)
hslhsl(231, 82%, 48%)
oklchoklch(0.453 0.253 265.8)
Closest name: Brutally Blue (#0022dd)Relative luminance 0.0795

Colors that go with #1634df

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 →

#dfc116

#1699df · #5c16df

#df1634 · #34df16

Split-complementary

Open in tool →

#df5c16 · #99df16

#df1699 · #dfc116 · #16df5c

Contrast

#1634df as textRatioAAAA largeAAAFix
Aaon white
8.11:1passpasspassPasses AAA — no fix needed.
Aaon black
2.59:1failfailfail
  • AA: use #536aee as the text (4.66:1)
  • AAA: use #7d8ff2 as the text (7.08:1)
  • AA: or shift the background to #c2c2c2 (4.55:1)
  • AAA: or shift the background to #f0f0f0 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1634df 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

#1634df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1634df
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 #1634df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1634df-9c9ec4-df834e-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