Color
#e3545b
#e3545brgb(227, 84, 91)hsl(357, 72%, 61%)oklch(0.638 0.178 20.9)Colors that go with #e3545b
Cadet Blue, Charcoal and Amber 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.
Cadet Blue #5f9ea0
complementaryshippedCadet Blue sits directly opposite #e3545b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #e3545b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Amber #ffbf00
shippedAmber is paired with #e3545b in 6 real palettes, including Ember and Heatwave, as the accent.
Blue #0000ff
shipped9 real palettes, including Monzo's brand system and Glossier's brand system put Blue beside #e3545b, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #e3545b: 14 real palettes, including Postman's brand system and ElevenLabs's brand system, as the accent.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #e3545b: 7 real palettes, including Figma's brand system and Replit's brand system, as the accent.
Firebrick #b22222
shippedDesigners have shipped Firebrick with #e3545b: 4 real palettes, including Ember and Nintendo's brand system, as the supporting colour.
Gold #ffd700
shippedGold shows up next to #e3545b in 8 real palettes, including Tequila Sunrise and Streetwear, as the accent.
Real palettes that use #e3545b
Tints & shades
Harmonies
Contrast
| #e3545b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.69:1 | fail | pass | fail | |
Aaon black | 5.69:1 | pass | 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 #e3545b as the background.
Brands using this color
Fonts for this mood
#e3545b 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 #e3545b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/e3545b-c49f9c-62cb93-2d251f-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