Electric Lime
Open in tool →One neon on white with black type — lime-and-black is the neon that works in daylight; the orange is a second gear.
Color
#bcfc27
#bcfc27
hex
#bcfc27rgb
rgb(188, 252, 39)hsl
hsl(78, 97%, 57%)oklch
oklch(0.915 0.226 126.4)Closest name: Chartreuse (#c1f80a)Relative luminance 0.8046
Colors that go with #bcfc27
Red, Plum and Violet 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.
Red #ff0000
shippedRed is paired with #bcfc27 in 4 real palettes, including Wise's brand system and Heineken's brand system, as the lead colour.
Plum #dda0dd
complementaryPlum sits directly opposite #bcfc27 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Violet #ee82ee
split-complementshippedViolet is a split-complement of #bcfc27: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #bcfc27: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Crimson #dc143c
shippedCrimson is paired with #bcfc27 in 3 real palettes, including Wise's brand system and Ferrari's brand system, as the accent.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #bcfc27: 3 real palettes, including JetBrains's brand system and Star Wars's brand system, as the supporting colour.
Gold #ffd700
shippedGold shows up next to #bcfc27 in 3 real palettes, including Ikea's brand system and Paddle's brand system, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #bcfc27 in 3 real palettes, including Calvin Klein's brand system and Tommy Hilfiger's brand system, as the lead colour.
Real palettes that use #bcfc27
Tints & shades
Harmonies
Contrast
| #bcfc27 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.23:1 | fail | fail | fail | |
Aaon black | 17.09:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #bcfc27 as the background.
Brands using this color
Palettes built around it
mcpConnect your agent — build around #bcfc27
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 #bcfc27 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/bcfc27-b2bea2-4e69df-232d1f-f1f0e9?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