Color

#1561ac

#1561ac
hex#1561ac
rgbrgb(21, 97, 172)
hslhsl(210, 78%, 38%)
oklchoklch(0.49 0.139 253)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1169

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ac6115

#15acac · #1515ac

#ac1561 · #61ac15

Split-complementary

Open in tool →

#ac1515 · #acac15

#ac15ac · #ac6115 · #15ac15

Contrast

#1561ac as textRatioAAAA largeAAAFix
Aaon white
6.29:1passpassfail
  • AAA: use #14599f as the text (7.1:1)
Aaon black
3.34:1failpassfail
  • AA: use #1a75d1 as the text (4.51:1)
  • AAA: use #4999e9 as the text (7.02:1)
  • AA: or shift the background to #dbdbdb (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1561ac as the background.

Brands using this color

Fonts for this mood

#1561ac reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1561ac
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 #1561ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1561ac-9cabc4-df514e-1f202d-e9f1f1?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