Color

#4f7bb5

#4f7bb5
hex#4f7bb5
rgbrgb(79, 123, 181)
hslhsl(214, 41%, 51%)
oklchoklch(0.577 0.102 255.8)
Closest name: steelblue (#4682b4)Relative luminance 0.1916

Colors that go with #4f7bb5

Charcoal, Sea Green and Copper 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 →

#b5894f

#4faeb5 · #564fb5

#b54f7b · #7bb54f

Split-complementary

Open in tool →

#b5564f · #aeb54f

#b54fae · #b5894f · #4fb556

Contrast

#4f7bb5 as textRatioAAAA largeAAAFix
Aaon white
4.35:1failpassfail
  • AA: use #4a76b0 as the text (4.66:1)
  • AAA: use #385985 as the text (7.15:1)
  • AA: or shift the background to #0a0a0a (4.56:1)
Aaon black
4.83:1passpassfail
  • AAA: use #7699c6 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f7bb5 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

#4f7bb5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f7bb5
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 #4f7bb5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f7bb5-9ca9c4-df5a4e-1f1f2d-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