Color

#103d37

#103d37
hex#103d37
rgbrgb(16, 61, 55)
hslhsl(172, 58%, 15%)
oklchoklch(0.328 0.049 182.7)
Closest name: Botanical Night (#12403c)Relative luminance 0.0372

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3c1016

#103c20 · #102c3c

#37103c · #3c3710

Split-complementary

Open in tool →

#3c102c · #3c2010

#20103c · #3c1016 · #2c3c10

Contrast

#103d37 as textRatioAAAA largeAAAFix
Aaon white
12.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #238578 as the text (4.7:1)
  • AAA: use #2da999 as the text (7.25:1)
  • AA: or shift the background to #a1a1a1 (4.66:1)
  • AAA: or shift the background to #c7c7c7 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #103d37 as the background.

Brands using this color

Fonts for this mood

#103d37 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #103d37
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 #103d37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/103d37-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