Color

#4a80ed

#4a80ed
hex#4a80ed
rgbrgb(74, 128, 237)
hslhsl(220, 82%, 61%)
oklchoklch(0.619 0.174 262.6)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2301

Colors that go with #4a80ed

Charcoal, Crimson and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#edb74a

#4ad2ed · #654aed

#ed4a80 · #80ed4a

Split-complementary

Open in tool →

#ed654a · #d2ed4a

#ed4ad2 · #edb74a · #4aed65

Contrast

#4a80ed as textRatioAAAA largeAAAFix
Aaon white
3.75:1failpassfail
  • AA: use #3370eb as the text (4.51:1)
  • AAA: use #134ec3 as the text (7.23:1)
  • AA: or shift the background to #1c1c1c (4.55:1)
Aaon black
5.6:1passpassfail
  • AAA: use #6694f0 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 #4a80ed as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#4a80ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4a80ed
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #4a80ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4a80ed-9ca5c4-df694e-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