Color

#103c33

#103c33
hex#103c33
rgbrgb(16, 60, 51)
hslhsl(168, 58%, 15%)
oklchoklch(0.323 0.05 176.8)
Closest name: Botanical Night (#12403c)Relative luminance 0.0358

Colors that go with #103c33

Crimson, Sea Green and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3c1019

#103c1d · #102f3c

#34103c · #3c3410

Split-complementary

Open in tool →

#3c102f · #3c1d10

#1d103c · #3c1019 · #2f3c10

Contrast

#103c33 as textRatioAAAA largeAAAFix
Aaon white
12.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #238571 as the text (4.66:1)
  • AAA: use #2da990 as the text (7.19:1)
  • AA: or shift the background to #9e9e9e (4.57:1)
  • AAA: or shift the background to #c4c4c4 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #103c33 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#103c33 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #103c33
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #103c33 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/103c33-a2bebc-d459ad-1f2a2d-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