Color

#4148d8

#4148d8
hex#4148d8
rgbrgb(65, 72, 216)
hslhsl(237, 66%, 55%)
oklchoklch(0.493 0.215 273.2)
Closest name: Blurple (#5539cc)Relative luminance 0.1072

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d8d041

#4194d8 · #8541d8

#d84148 · #48d841

Split-complementary

Open in tool →

#d88541 · #94d841

#d84194 · #d8d041 · #41d885

Contrast

#4148d8 as textRatioAAAA largeAAAFix
Aaon white
6.68:1passpassfail
  • AAA: use #3840d6 as the text (7.31:1)
Aaon black
3.14:1failpassfail
  • AA: use #6269df as the text (4.61:1)
  • AAA: use #888de7 as the text (7.01:1)
  • AA: or shift the background to #d4d4d4 (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 #4148d8 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#4148d8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4148d8
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 #4148d8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4148d8-9f9cc4-df924e-251f2d-e9edf1?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