Color

#4d73ff

#4d73ff
hex#4d73ff
rgbrgb(77, 115, 255)
hslhsl(227, 100%, 65%)
oklchoklch(0.607 0.212 268)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffd84d

#4dccff · #7f4dff

#ff4d73 · #73ff4d

Split-complementary

Open in tool →

#ff7f4d · #ccff4d

#ff4dcc · #ffd84d · #4dff7f

Contrast

#4d73ff as textRatioAAAA largeAAAFix
Aaon white
4.03:1failpassfail
  • AA: use #3d67ff as the text (4.58:1)
  • AAA: use #0037ff as the text (7.02:1)
  • AA: or shift the background to #141414 (4.57:1)
Aaon black
5.21:1passpassfail
  • AAA: use #708fff as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d73ff 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

#4d73ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d73ff
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 #4d73ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d73ff-9ca0c4-df7a4e-221f2d-e9eff1?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