Color

#d3140d

#d3140d
hex#d3140d
rgbrgb(211, 20, 13)
hslhsl(2, 88%, 44%)
oklchoklch(0.55 0.218 29.2)
Closest name: Angry Tomato (#d82029)Relative luminance 0.1438

Colors that go with #d3140d

Charcoal, Royal Blue and Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0dccd3

#d30d6a · #d3770d

#0dd314 · #140dd3

Split-complementary

Open in tool →

#0dd377 · #0d6ad3

#6ad30d · #0dccd3 · #770dd3

Contrast

#d3140d as textRatioAAAA largeAAAFix
Aaon white
5.42:1passpassfail
  • AAA: use #b1110b as the text (7.11:1)
Aaon black
3.88:1failpassfail
  • AA: use #eb160f as the text (4.65:1)
  • AAA: use #f56a66 as the text (7.14:1)
  • AA: or shift the background to #ebebeb (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d3140d as the background.

Brands using this color

Fonts for this mood

#d3140d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #d3140d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #d3140d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d3140d-c4a29c-62cb9c-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