Color

#298989

#298989
hex#298989
rgbrgb(41, 137, 137)
hslhsl(180, 54%, 35%)
oklchoklch(0.576 0.086 195)
Closest name: darkcyan (#008b8b)Relative luminance 0.2017

Colors that go with #298989

Charcoal, Copper and Crimson 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 →

#892929

#298959 · #295989

#892989 · #898929

Split-complementary

Open in tool →

#892959 · #895929

#592989 · #892929 · #598929

Contrast

#298989 as textRatioAAAA largeAAAFix
Aaon white
4.17:1failpassfail
  • AA: use #278282 as the text (4.56:1)
  • AAA: use #1d6262 as the text (7.06:1)
  • AA: or shift the background to #0f0f0f (4.59:1)
Aaon black
5.03:1passpassfail
  • AAA: use #31a5a5 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 #298989 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

#298989 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #298989
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 #298989 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/298989-a2bbbe-d45994-1f272d-e9f1ed?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