Color

#1753d3

#1753d3
hex#1753d3
rgbrgb(23, 83, 211)
hslhsl(221, 80%, 46%)
oklchoklch(0.492 0.206 262.6)
Closest name: Denim (#1560bd)Relative luminance 0.1107

Colors that go with #1753d3

Charcoal, Crimson and Amber 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 →

#d39817

#17b1d3 · #3a17d3

#d31753 · #53d317

Split-complementary

Open in tool →

#d33a17 · #b1d317

#d317b1 · #d39817 · #17d33a

Contrast

#1753d3 as textRatioAAAA largeAAAFix
Aaon white
6.53:1passpassfail
  • AAA: use #164dc5 as the text (7.24:1)
Aaon black
3.21:1failpassfail
  • AA: use #356ee9 as the text (4.56:1)
  • AAA: use #6c95ef as the text (7.18:1)
  • AA: or shift the background to #d9d9d9 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1753d3 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1753d3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1753d3
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 #1753d3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1753d3-9ca4c4-df6b4e-211f2d-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