Color

#dc0428

#dc0428
hex#dc0428
rgbrgb(220, 4, 40)
hslhsl(350, 96%, 44%)
oklchoklch(0.565 0.227 24.3)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1546

Tints & shades

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

Harmonies

Complementary

Open in tool →

#04dcb8

#dc0494 · #dc4c04

#28dc04 · #0428dc

Split-complementary

Open in tool →

#04dc4c · #0494dc

#94dc04 · #04dcb8 · #4c04dc

Contrast

#dc0428 as textRatioAAAA largeAAAFix
Aaon white
5.13:1passpassfail
  • AAA: use #b40421 as the text (7.05:1)
Aaon black
4.09:1failpassfail
  • AA: use #eb052b as the text (4.59:1)
  • AAA: use #fc5f79 as the text (7.05:1)
  • AA: or shift the background to #f0f0f0 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #dc0428 as the background.

Brands using this color

Fonts for this mood

#dc0428 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #dc0428
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 #dc0428 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/dc0428-c49c9e-62cb87-2d231f-f1e9ee?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