Color

#10331a

#10331a
hex#10331a
rgbrgb(16, 51, 26)
hslhsl(137, 52%, 13%)
oklchoklch(0.288 0.061 150.2)
Closest name: Dark Serpent (#113311)Relative luminance 0.0255

Tints & shades

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

Harmonies

Complementary

Open in tool →

#321029

#173210 · #10322b

#1a1032 · #321a10

Split-complementary

Open in tool →

#2b1032 · #321017

#101732 · #321029 · #322b10

Contrast

#10331a as textRatioAAAA largeAAAFix
Aaon white
13.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.51:1failfailfail
  • AA: use #2b8845 as the text (4.71:1)
  • AAA: use #36ab57 as the text (7.12:1)
  • AA: or shift the background to #949494 (4.58:1)
  • AAA: or shift the background to #b8b8b8 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #10331a 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

#10331a reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #10331a
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 #10331a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/10331a-a2bead-bb59d4-1f2d29-ebf1e9?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