Heatwave
Open in tool →Blaze orange and hot yellow with one cold blue — the high-noon palette; use the blue where the eye needs to rest.
Color
#fe552f
#fe552f
hex
#fe552frgb
rgb(254, 85, 47)hsl
hsl(11, 99%, 59%)oklch
oklch(0.676 0.211 34)Closest name: orangered (#ff4500)Relative luminance 0.2777
Colors that go with #fe552f
Charcoal, Light Sea Green 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.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #fe552f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Light Sea Green #20b2aa
complementaryshippedLight Sea Green sits directly opposite #fe552f 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 #fe552f in 6 real palettes, including Heatwave and Ember, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Blue #0000ff
shippedBlue is paired with #fe552f in 7 real palettes, including Readymag's brand system and Monzo's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #fe552f in 4 real palettes, including Alpine and Diner, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Crimson #dc143c
shippedCrimson is paired with #fe552f in 6 real palettes, including Wise's brand system and Snyk's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #fe552f in 10 real palettes, including Strava's brand system and Soundcloud's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Dodger Blue #1e90ff
shippedDodger Blue is paired with #fe552f in 8 real palettes, including Readymag's brand system and Heatwave, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #fe552f
Tints & shades
Harmonies
Contrast
| #fe552f as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.2:1 | fail | pass | fail | |
Aaon black | 6.55:1 | 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 #fe552f as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#fe552f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #fe552f
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #fe552f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/fe552f-c4a89c-62cbab-2d281f-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