Color

#df2626

#df2626
hex#df2626
rgbrgb(223, 38, 38)
hslhsl(0, 74%, 51%)
oklchoklch(0.583 0.218 27.4)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1721

Tints & shades

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

Harmonies

Complementary

Open in tool →

#26dfdf

#df2682 · #df8226

#26df26 · #2626df

Split-complementary

Open in tool →

#26df82 · #2682df

#82df26 · #26dfdf · #8226df

Contrast

#df2626 as textRatioAAAA largeAAAFix
Aaon white
4.73:1passpassfail
  • AAA: use #ad1a1a as the text (7.14:1)
Aaon black
4.44:1failpassfail
  • AA: use #df2a2a as the text (4.5:1)
  • AAA: use #ea7171 as the text (7.1:1)
  • AA: or shift the background to #fafafa (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #df2626 as the background.

Brands using this color

Fonts for this mood

#df2626 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #df2626
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 #df2626 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/df2626-c4a19c-62cb98-2d251f-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