Color
#d3210d
#d3210drgb(211, 33, 13)hsl(6, 88%, 44%)oklch(0.556 0.212 30.5)Colors that go with #d3210d
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.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #d3210d: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Royal Blue #4169e1
triadicshippedRoyal Blue completes a triad with #d3210d — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Sea Green #2e8b57
triadicshippedSea Green completes a triad with #d3210d — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Steel Blue #4682b4
split-complementshippedSteel Blue is a split-complement of #d3210d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Teal #008080
complementaryshippedTeal sits directly opposite #d3210d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #d3210d in 7 real palettes, including McDonald's's brand system and Maple, as the lead colour.
Blue #0000ff
shipped8 real palettes, including Tim Hortons's brand system and Doordash's brand system put Blue beside #d3210d, as the accent.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #d3210d: 6 real palettes, including Behance's brand system and Walgreens's brand system, as the supporting colour.
Real palettes that use #d3210d
Tints & shades
Harmonies
Contrast
| #d3210d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.26:1 | pass | pass | fail |
|
Aaon black | 3.99:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d3210d as the background.
Brands using this color
- State Farmprimary · #d62311 · Δ0.702
- Burger Kingprimary · #d62300 · Δ0.822
- Foot Lockersecondary · #d12e20 · Δ1.32
- Burberrysecondary · #d5151f · Δ1.505
- M&M'ssecondary · #d70100 · Δ1.542
- MAC Cosmeticssecondary · #da1717 · Δ1.549
- Behanceaccent · #d00d00 · Δ1.578
- Ferrariprimary · #d40000 · Δ1.626
- Svelteprimary · #d43008 · Δ1.721
- Sveltesecondary · #d43008 · Δ1.721
- McDonald'ssecondary · #da291c · Δ1.883
- Wells Fargoprimary · #d71e28 · Δ1.914
Fonts for this mood
#d3210d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #d3210d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/d3210d-c4a59c-62cba3-2d271f-f1e9ec?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md