Color

#128783

#128783
hex#128783
rgbrgb(18, 135, 131)
hslhsl(178, 76%, 30%)
oklchoklch(0.565 0.094 191.1)
Closest name: darkcyan (#008b8b)Relative luminance 0.191

Colors that go with #128783

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 →

#871216

#128749 · #125087

#831287 · #878312

Split-complementary

Open in tool →

#871250 · #874912

#491287 · #871216 · #508712

Contrast

#128783 as textRatioAAAA largeAAAFix
Aaon white
4.36:1failpassfail
  • AA: use #12827e as the text (4.65:1)
  • AAA: use #0d6360 as the text (7.07:1)
  • AA: or shift the background to #0a0a0a (4.54:1)
Aaon black
4.82:1passpassfail
  • AAA: use #17a6a1 as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #128783 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

#128783 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #128783
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 #128783 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/128783-a2bcbe-d45999-1f282d-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