Color

#4b9da0

#4b9da0
hex#4b9da0
rgbrgb(75, 157, 160)
hslhsl(182, 36%, 46%)
oklchoklch(0.646 0.08 198.6)
Closest name: cadetblue (#5f9ea0)Relative luminance 0.2815

Colors that go with #4b9da0

Charcoal, Blush Pink 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.

Real palettes that use #4b9da0

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a04e4b

#4ba078 · #4b72a0

#a04b9d · #9da04b

Split-complementary

Open in tool →

#a04b72 · #a0784b

#784ba0 · #a04e4b · #72a04b

Contrast

#4b9da0 as textRatioAAAA largeAAAFix
Aaon white
3.17:1failpassfail
  • AA: use #3c7e80 as the text (4.68:1)
  • AAA: use #2e5f61 as the text (7.18:1)
  • AA: or shift the background to #292929 (4.59:1)
Aaon black
6.63:1passpassfail
  • AAA: use #4ea4a6 as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4b9da0 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

#4b9da0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4b9da0
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 #4b9da0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b9da0-a2babe-d45990-1f272d-e9f1ee?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