Crayon Box
Open in tool →Red, teal and yellow at crayon saturation — joyful, but on white with black type so it stays readable for grown-ups.
Color
#fc604f
#fc604f
hex
#fc604frgb
rgb(252, 96, 79)hsl
hsl(6, 97%, 65%)oklch
oklch(0.689 0.194 29.2)Closest name: tomato (#ff6347)Relative luminance 0.2963
Colors that go with #fc604f
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 #fc604f: 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 #fc604f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #fc604f in 4 real palettes, including Alpine and Diner, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #fc604f in 4 real palettes, including Strava's brand system and PlanetScale's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Dodger Blue #1e90ff
shippedDodger Blue is paired with #fc604f in 4 real palettes, including Readymag's brand system and Heatwave, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Gold #ffd700
shippedGold is paired with #fc604f in 5 real palettes, including Night Market and Streetwear, as the accent — a combination designers have actually shipped, not a computed rotation.
Mustard Yellow #ffdb58
shippedMustard Yellow is paired with #fc604f in 5 real palettes, including Crayon Box and Lido, as the accent — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #fc604f
Tints & shades
Harmonies
Contrast
| #fc604f as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.03:1 | fail | pass | fail | |
Aaon black | 6.93:1 | 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 #fc604f as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
Fonts for this mood
#fc604f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #fc604f
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 #fc604f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/fc604f-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