Color

#1f5cc7

#1f5cc7
hex#1f5cc7
rgbrgb(31, 92, 199)
hslhsl(218, 73%, 45%)
oklchoklch(0.501 0.178 260.8)
Closest name: God of Rain (#4466cc)Relative luminance 0.1207

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c7891f

#1fb0c7 · #351fc7

#c71f5c · #5cc71f

Split-complementary

Open in tool →

#c7351f · #b0c71f

#c71fb0 · #c7891f · #1fc735

Contrast

#1f5cc7 as textRatioAAAA largeAAAFix
Aaon white
6.15:1passpassfail
  • AAA: use #1c54b5 as the text (7.04:1)
Aaon black
3.41:1failpassfail
  • AA: use #3070df as the text (4.51:1)
  • AAA: use #6997e8 as the text (7.19:1)
  • AA: or shift the background to #dedede (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f5cc7 as the background.

Brands using this color

Fonts for this mood

#1f5cc7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f5cc7
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 #1f5cc7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f5cc7-9ca6c4-df644e-201f2d-e9f0f1?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