Color

#c03e35

#c03e35
hex#c03e35
rgbrgb(192, 62, 53)
hslhsl(4, 57%, 48%)
oklchoklch(0.55 0.168 27.9)
Closest name: Bento Box (#cc363c)Relative luminance 0.1491

Colors that go with #c03e35

Royal Blue, Sea Green and Steel Blue 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.

Real palettes that use #c03e35

Tints & shades

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

Harmonies

Complementary

Open in tool →

#35b7c0

#c03571 · #c08435

#35c03e · #3e35c0

Split-complementary

Open in tool →

#35c084 · #3571c0

#71c035 · #35b7c0 · #8435c0

Contrast

#c03e35 as textRatioAAAA largeAAAFix
Aaon white
5.27:1passpassfail
  • AAA: use #9c322b as the text (7.23:1)
Aaon black
3.98:1failpassfail
  • AA: use #ca483f as the text (4.51:1)
  • AAA: use #da7d77 as the text (7.18:1)
  • AA: or shift the background to #ededed (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 #c03e35 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#c03e35 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c03e35
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 #c03e35 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c03e35-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