Color

#170403

#170403
hex#170403
rgbrgb(23, 4, 3)
hslhsl(3, 77%, 5%)
oklchoklch(0.145 0.038 27.9)
Closest name: Dwarf Fortress (#1d0200)Relative luminance 0.0028

Tints & shades

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

Harmonies

Complementary

Open in tool →

#031617

#17030c · #170e03

#031704 · #040317

Split-complementary

Open in tool →

#03170e · #030c17

#0c1703 · #031617 · #0e0317

Contrast

#170403 as textRatioAAAA largeAAAFix
Aaon white
19.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #e2271d as the text (4.54:1)
  • AAA: use #ec716a as the text (7.14:1)
  • AA: or shift the background to #787878 (4.51:1)
  • AAA: or shift the background to #9c9c9c (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #170403 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

#170403 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #170403
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 #170403 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/170403-c4a39c-62cb9d-2d261f-f1e9ed?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