Color

#281701

#281701
hex#281701
rgbrgb(40, 23, 1)
hslhsl(34, 95%, 8%)
oklchoklch(0.222 0.046 72)
Closest name: Noir Mystique (#1f180a)Relative luminance 0.0107

Tints & shades

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

Harmonies

Complementary

Open in tool →

#011228

#280401 · #252801

#012817 · #170128

Split-complementary

Open in tool →

#012528 · #040128

#012804 · #011228 · #280125

Contrast

#281701 as textRatioAAAA largeAAAFix
Aaon white
17.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #ae6504 as the text (4.66:1)
  • AAA: use #e08106 as the text (7.31:1)
  • AA: or shift the background to #828282 (4.5:1)
  • AAA: or shift the background to #a6a6a6 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #281701 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#281701 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281701
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 #281701 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281701-c4b79c-62c2cb-2d2d1f-f1eae9?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