Color

#128273

#128273
hex#128273
rgbrgb(18, 130, 115)
hslhsl(172, 76%, 29%)
oklchoklch(0.546 0.095 180.6)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1733

Tints & shades

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

Harmonies

Complementary

Open in tool →

#821221

#12823b · #125982

#731282 · #827312

Split-complementary

Open in tool →

#821259 · #823b12

#3b1282 · #821221 · #598212

Contrast

#128273 as textRatioAAAA largeAAAFix
Aaon white
4.7:1passpassfail
  • AAA: use #0d6357 as the text (7.14:1)
Aaon black
4.47:1failpassfail
  • AA: use #128777 as the text (4.76:1)
  • AAA: use #17ab97 as the text (7.31:1)
  • AA: or shift the background to #fafafa (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #128273 as the background.

Brands using this color

Fonts for this mood

#128273 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #128273
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #128273 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/128273-a2bebe-d459a5-1f292d-e9f1ec?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