Color

#d71204

#d71204
hex#d71204
rgbrgb(215, 18, 4)
hslhsl(4, 96%, 43%)
oklchoklch(0.557 0.222 29.8)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1489

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04c9d7

#d70460 · #d77c04

#04d712 · #1204d7

Split-complementary

Open in tool →

#04d77c · #0460d7

#60d704 · #04c9d7 · #7c04d7

Contrast

#d71204 as textRatioAAAA largeAAAFix
Aaon white
5.28:1passpassfail
  • AAA: use #af0f04 as the text (7.26:1)
Aaon black
3.98:1failpassfail
  • AA: use #eb1405 as the text (4.63:1)
  • AAA: use #fc655a as the text (7.15:1)
  • AA: or shift the background to #ededed (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d71204 as the background.

Brands using this color

Fonts for this mood

#d71204 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d71204
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 #d71204 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d71204-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