Color

#245fa3

#245fa3
hex#245fa3
rgbrgb(36, 95, 163)
hslhsl(212, 64%, 39%)
oklchoklch(0.483 0.125 254.4)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.112

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a36824

#249fa3 · #2824a3

#a3245f · #5fa324

Split-complementary

Open in tool →

#a32824 · #9fa324

#a3249f · #a36824 · #24a328

Contrast

#245fa3 as textRatioAAAA largeAAAFix
Aaon white
6.48:1passpassfail
  • AAA: use #215897 as the text (7.22:1)
Aaon black
3.24:1failpassfail
  • AA: use #2d78cd as the text (4.68:1)
  • AAA: use #609adc as the text (7.15:1)
  • AA: or shift the background to #d9d9d9 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #245fa3 as the background.

Brands using this color

Fonts for this mood

#245fa3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #245fa3
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 #245fa3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/245fa3-9caac4-df564e-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