Color

#1338cd

#1338cd
hex#1338cd
rgbrgb(19, 56, 205)
hslhsl(228, 83%, 44%)
oklchoklch(0.438 0.229 265.2)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0737

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#cda813

#1395cd · #4b13cd

#cd1338 · #38cd13

Split-complementary

Open in tool →

#cd4b13 · #95cd13

#cd1395 · #cda813 · #13cd4b

Contrast

#1338cd as textRatioAAAA largeAAAFix
Aaon white
8.49:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #496aee as the text (4.58:1)
  • AAA: use #7890f2 as the text (7.07:1)
  • AA: or shift the background to #bdbdbd (4.52:1)
  • AAA: or shift the background to #ebebeb (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1338cd as the background.

Brands using this color

Fonts for this mood

#1338cd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1338cd
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #1338cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1338cd-9c9fc4-df7c4e-231f2d-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