Color

#1757cf

#1757cf
hex#1757cf
rgbrgb(23, 87, 207)
hslhsl(219, 80%, 45%)
oklchoklch(0.496 0.196 261.6)
Closest name: God of Rain (#4466cc)Relative luminance 0.115

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cf8e17

#17b3cf · #3217cf

#cf1757 · #57cf17

Split-complementary

Open in tool →

#cf3217 · #b3cf17

#cf17b3 · #cf8e17 · #17cf32

Contrast

#1757cf as textRatioAAAA largeAAAFix
Aaon white
6.36:1passpassfail
  • AAA: use #1551c1 as the text (7.05:1)
Aaon black
3.3:1failpassfail
  • AA: use #2c6ee8 as the text (4.5:1)
  • AAA: use #6897ee as the text (7.25:1)
  • AA: or shift the background to #d9d9d9 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1757cf as the background.

Brands using this color

Fonts for this mood

#1757cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1757cf
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 #1757cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1757cf-9ca5c4-df664e-211f2d-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