Color

#122fd3

#122fd3
hex#122fd3
rgbrgb(18, 47, 211)
hslhsl(231, 84%, 45%)
oklchoklch(0.432 0.245 265.6)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0686

Colors that go with #122fd3

Charcoal, Crimson 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 →

#d3b612

#1290d3 · #5612d3

#d3122f · #2fd312

Split-complementary

Open in tool →

#d35612 · #90d312

#d31290 · #d3b612 · #12d356

Contrast

#122fd3 as textRatioAAAA largeAAAFix
Aaon white
8.85:1passpasspassPasses AAA — no fix needed.
Aaon black
2.37:1failfailfail
  • AA: use #5169f0 as the text (4.63:1)
  • AAA: use #7c8ef4 as the text (7.03:1)
  • AA: or shift the background to #bababa (4.56:1)
  • AAA: or shift the background to #e6e6e6 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #122fd3 as the background.

Brands using this color

Fonts for this mood

#122fd3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #122fd3
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 #122fd3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/122fd3-9c9ec4-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