Color

#28979f

#28979f
hex#28979f
rgbrgb(40, 151, 159)
hslhsl(184, 60%, 39%)
oklchoklch(0.62 0.096 202.2)
Closest name: Baltic (#279d9f)Relative luminance 0.2509

Colors that go with #28979f

Charcoal, Red and Cobalt Blue 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 #28979f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9f3028

#289f6b · #285b9f

#9f2897 · #979f28

Split-complementary

Open in tool →

#9f285b · #9f6b28

#6b289f · #9f3028 · #5b9f28

Contrast

#28979f as textRatioAAAA largeAAAFix
Aaon white
3.49:1failpassfail
  • AA: use #228087 as the text (4.66:1)
  • AAA: use #1a6166 as the text (7.13:1)
  • AA: or shift the background to #212121 (4.61:1)
Aaon black
6.02:1passpassfail
  • AAA: use #2ca7af as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #28979f 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

#28979f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #28979f
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 #28979f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28979f-a2b9be-df4e8a-1f262d-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