Color

#110403

#110403
hex#110403
rgbrgb(17, 4, 3)
hslhsl(4, 70%, 4%)
oklchoklch(0.132 0.028 28.8)
Closest name: Knight Rider (#0f0707)Relative luminance 0.0021

Tints & shades

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

Harmonies

Complementary

Open in tool →

#031011

#110309 · #110b03

#031104 · #040311

Split-complementary

Open in tool →

#03110b · #030911

#091103 · #031011 · #0b0311

Contrast

#110403 as textRatioAAAA largeAAAFix
Aaon white
20.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.04:1failfailfail
  • AA: use #da362b as the text (4.54:1)
  • AAA: use #e5746c as the text (7.05:1)
  • AA: or shift the background to #787878 (4.56:1)
  • AAA: or shift the background to #999999 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #110403 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

#110403 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #110403
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 #110403 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/110403-c4a39c-62cb9f-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