Color

#1939c8

#1939c8
hex#1939c8
rgbrgb(25, 57, 200)
hslhsl(229, 78%, 44%)
oklchoklch(0.436 0.221 266)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.073

Colors that go with #1939c8

Charcoal, Sea Green 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 →

#c8a819

#1990c8 · #5019c8

#c81939 · #39c819

Split-complementary

Open in tool →

#c85019 · #90c819

#c81990 · #c8a819 · #19c850

Contrast

#1939c8 as textRatioAAAA largeAAAFix
Aaon white
8.53:1passpasspassPasses AAA — no fix needed.
Aaon black
2.46:1failfailfail
  • AA: use #4e6ae9 as the text (4.56:1)
  • AAA: use #7b91ef as the text (7.14:1)
  • AA: or shift the background to #bdbdbd (4.54:1)
  • AAA: or shift the background to #ebebeb (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1939c8 as the background.

Brands using this color

Fonts for this mood

#1939c8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1939c8
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 #1939c8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1939c8-9c9fc4-df7e4e-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