Color

#4c8b9e

#4c8b9e
hex#4c8b9e
rgbrgb(76, 139, 158)
hslhsl(194, 35%, 46%)
oklchoklch(0.602 0.071 219.6)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2247

Colors that go with #4c8b9e

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 #4c8b9e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9e5f4c

#4c9e88 · #4c629e

#9e4c8b · #8b9e4c

Split-complementary

Open in tool →

#9e4c62 · #9e884c

#884c9e · #9e5f4c · #629e4c

Contrast

#4c8b9e as textRatioAAAA largeAAAFix
Aaon white
3.82:1failpassfail
  • AA: use #447c8d as the text (4.65:1)
  • AAA: use #335e6b as the text (7.11:1)
  • AA: or shift the background to #1a1a1a (4.55:1)
Aaon black
5.49:1passpassfail
  • AAA: use #61a0b3 as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c8b9e 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

#4c8b9e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4c8b9e
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 #4c8b9e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c8b9e-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