Color

#1d7ce2

#1d7ce2
hex#1d7ce2
rgbrgb(29, 124, 226)
hslhsl(211, 77%, 50%)
oklchoklch(0.589 0.176 254.6)
Closest name: Azure (#007fff)Relative luminance 0.2017

Colors that go with #1d7ce2

Charcoal, Crimson and Copper 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 →

#e2831d

#1ddee2 · #211de2

#e21d7c · #7ce21d

Split-complementary

Open in tool →

#e2211d · #dee21d

#e21dde · #e2831d · #1de221

Contrast

#1d7ce2 as textRatioAAAA largeAAAFix
Aaon white
4.17:1failpassfail
  • AA: use #1c75d4 as the text (4.62:1)
  • AAA: use #1559a2 as the text (7.04:1)
  • AA: or shift the background to #0f0f0f (4.59:1)
Aaon black
5.03:1passpassfail
  • AAA: use #4f99e8 as the text (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 #1d7ce2 as the background.

Brands using this color

Fonts for this mood

#1d7ce2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d7ce2
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 #1d7ce2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d7ce2-9cabc4-df534e-1f202d-e9f1f1?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