Color

#178787

#178787
hex#178787
rgbrgb(23, 135, 135)
hslhsl(180, 71%, 31%)
oklchoklch(0.567 0.092 194.9)
Closest name: darkcyan (#008b8b)Relative luminance 0.1926

Tints & shades

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

Harmonies

Complementary

Open in tool →

#871717

#17874f · #174f87

#871787 · #878717

Split-complementary

Open in tool →

#87174f · #874f17

#4f1787 · #871717 · #4f8717

Contrast

#178787 as textRatioAAAA largeAAAFix
Aaon white
4.33:1failpassfail
  • AA: use #168383 as the text (4.56:1)
  • AAA: use #106060 as the text (7.33:1)
  • AA: or shift the background to #0a0a0a (4.57:1)
Aaon black
4.85:1passpassfail
  • AAA: use #1ca6a6 as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #178787 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

#178787 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #178787
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 #178787 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/178787-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