Color

#15664c

#15664c
hex#15664c
rgbrgb(21, 102, 76)
hslhsl(161, 66%, 24%)
oklchoklch(0.456 0.087 166.3)
Closest name: Into the Green (#0d6c49)Relative luminance 0.1018

Tints & shades

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

Harmonies

Complementary

Open in tool →

#66152e

#156624 · #155766

#4c1566 · #664c15

Split-complementary

Open in tool →

#661557 · #662415

#241566 · #66152e · #576615

Contrast

#15664c as textRatioAAAA largeAAAFix
Aaon white
6.92:1passpassfail
  • AAA: use #146149 as the text (7.41:1)
Aaon black
3.04:1failpassfail
  • AA: use #1c8765 as the text (4.7:1)
  • AAA: use #23a97f as the text (7.05:1)
  • AA: or shift the background to #d1d1d1 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #15664c 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

#15664c reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #15664c
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 #15664c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15664c-a2beb8-d459bb-1f2c2d-e9f1eb?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