Color

#d33409

#d33409
hex#d33409
rgbrgb(211, 52, 9)
hslhsl(13, 92%, 43%)
oklchoklch(0.57 0.201 33.9)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1632

Tints & shades

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

Harmonies

Complementary

Open in tool →

#09a7d3

#d30942 · #d39909

#09d334 · #3409d3

Split-complementary

Open in tool →

#09d399 · #0942d3

#42d309 · #09a7d3 · #9909d3

Contrast

#d33409 as textRatioAAAA largeAAAFix
Aaon white
4.92:1passpassfail
  • AAA: use #a62a07 as the text (7.11:1)
Aaon black
4.26:1failpassfail
  • AA: use #dc3709 as the text (4.59:1)
  • AAA: use #f76840 as the text (7.01:1)
  • AA: or shift the background to #f5f5f5 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d33409 as the background.

Brands using this color

Fonts for this mood

#d33409 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d33409
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 #d33409 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d33409-c4a99c-62cbaf-2d281f-f1e9eb?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