Color

#4b8ca0

#4b8ca0
hex#4b8ca0
rgbrgb(75, 140, 160)
hslhsl(194, 36%, 46%)
oklchoklch(0.605 0.073 220.2)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2279

Colors that go with #4b8ca0

Charcoal, Copper 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.

Real palettes that use #4b8ca0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a05f4b

#4ba089 · #4b62a0

#a04b8c · #8ca04b

Split-complementary

Open in tool →

#a04b62 · #a0894b

#894ba0 · #a05f4b · #62a04b

Contrast

#4b8ca0 as textRatioAAAA largeAAAFix
Aaon white
3.78:1failpassfail
  • AA: use #437d8e as the text (4.6:1)
  • AAA: use #335e6c as the text (7.1:1)
  • AA: or shift the background to #1c1c1c (4.51:1)
Aaon black
5.56:1passpassfail
  • AAA: use #5fa0b4 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4b8ca0 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#4b8ca0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4b8ca0
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 #4b8ca0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b8ca0-9cb6c4-df4e72-1f242d-e9f1ef?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