Color
#e21d24
#e21d24rgb(226, 29, 36)hsl(358, 77%, 50%)oklch(0.583 0.225 26.8)Colors that go with #e21d24
Charcoal, Royal Blue 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.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #e21d24: 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 #e21d24 — 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 #e21d24: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber #ffbf00
shippedAmber is paired with #e21d24 in 7 real palettes, including McDonald's's brand system and Wired's brand system, as the lead colour.
Blue #0000ff
shipped8 real palettes, including Doordash's brand system and native Cybersecurity's brand system put Blue beside #e21d24, as the accent.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #e21d24: 5 real palettes, including Walgreens's brand system and Behance's brand system, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #e21d24: 18 real palettes, including Netflix's brand system and Target : Expect More. Pay Less.'s brand system, as the accent.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #e21d24: 6 real palettes, including Databricks's brand system and Google's brand system, as the accent.
Real palettes that use #e21d24
Tints & shades
Harmonies
Contrast
| #e21d24 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.74:1 | pass | pass | fail |
|
Aaon black | 4.43:1 | 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 #e21d24 as the background.
Brands using this color
- Lay'saccent · #df2027 · Δ0.587
- Lenovosecondary · #e1251b · Δ0.998
- Toyotasecondary · #e10a1d · Δ1.038
- Netflixprimary · #e50914 · Δ1.097
- Pinterestprimary · #e40424 · Δ1.113
- Marvelaccent · #e62429 · Δ1.125
- Codecademyaccent · #dc2626 · Δ1.177
- Pinterestaccent · #e60023 · Δ1.256
- Nintendosecondary · #e60012 · Δ1.327
- Pizza Hutsecondary · #e91c24 · Δ1.398
- WWEsecondary · #e40707 · Δ1.404
- Pepsisecondary · #e32934 · Δ1.451
- KFCprimary · #e4002b · Δ1.538
- KFCsecondary · #e4002b · Δ1.538
- NASCARsecondary · #e4002b · Δ1.538
- Vodafoneprimary · #e60000 · Δ1.66
- Vodafoneaccent · #e60000 · Δ1.66
- LGsecondary · #ea1917 · Δ1.69
- Formula 1secondary · #e10600 · Δ1.706
- Walgreensprimary · #e31836 · Δ1.725
- Target : Expect More. Pay Less.primary · #dc142c · Δ1.739
- Pinterestsecondary · #dd0e0e · Δ1.79
- Formula 1accent · #e8002d · Δ1.804
- Costcoprimary · #e31837 · Δ1.826
- McDonald'ssecondary · #da291c · Δ1.83
- Pringlessecondary · #ea002a · Δ1.868
- MAC Cosmeticssecondary · #da1717 · Δ1.945
- Budweiserprimary · #dc041c · Δ1.971
- Gatoradesecondary · #ea0000 · Δ1.978
Fonts for this mood
#e21d24 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 #e21d24 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/e21d24-c49f9c-62cb95-2d251f-f1e9ed?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