Color

#15664f

#15664f
hex#15664f
rgbrgb(21, 102, 79)
hslhsl(163, 66%, 24%)
oklchoklch(0.457 0.084 168.9)
Closest name: Forest Serenade (#336644)Relative luminance 0.1023

Tints & shades

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

Harmonies

Complementary

Open in tool →

#66152c

#156626 · #155466

#4f1566 · #664f15

Split-complementary

Open in tool →

#661554 · #662615

#261566 · #66152c · #546615

Contrast

#15664f as textRatioAAAA largeAAAFix
Aaon white
6.9:1passpassfail
  • AAA: use #14614b as the text (7.39:1)
Aaon black
3.05:1failpassfail
  • AA: use #1c8769 as the text (4.72:1)
  • AAA: use #23a983 as the text (7.07:1)
  • AA: or shift the background to #d1d1d1 (4.52:1)

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

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

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

tool url/palettes/new/15664f-a2beb9-d459b7-1f2b2d-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