Color
#d4371c
#d4371crgb(212, 55, 28)hsl(9, 77%, 47%)oklch(0.575 0.198 32.2)Colors that go with #d4371c
Amber, Charcoal and Dark Olive 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 #d4371c: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Dark Olive Green #556b2f
shippedDark Olive Green is paired with #d4371c in 4 real palettes, including Farmers Market and Magazine Ochre, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #d4371c in 4 real palettes, including Netflix's brand system and PlanetScale's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Gold #ffd700
shippedGold is paired with #d4371c in 6 real palettes, including Garnet and Tequila Sunrise, as the accent — a combination designers have actually shipped, not a computed rotation.
Hunter Green #355e3b
shippedHunter Green is paired with #d4371c in 4 real palettes, including Trailhead and Fireside, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Royal Blue #4169e1
triadicshippedRoyal Blue completes a triad with #d4371c — 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 #d4371c — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Real palettes that use #d4371c
Tints & shades
Harmonies
Contrast
| #d4371c as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.81:1 | pass | pass | fail |
|
Aaon black | 4.36:1 | 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 #d4371c as the background.
Brands using this color
Fonts for this mood
#d4371c 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 #d4371c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/d4371c-c4a79c-62cba8-2d271f-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