Terminal
Open in tool →Green for success, blue for links, pink for emphasis — the dark-mode developer family, tuned to sit on near-black without glare.
Color
#4ea0fd
#4ea0fd
hex
#4ea0fdrgb
rgb(78, 160, 253)hsl
hsl(212, 98%, 65%)oklch
oklch(0.697 0.159 253.5)Closest name: cornflowerblue (#6495ed)Relative luminance 0.3385
Colors that go with #4ea0fd
Charcoal, Tomato 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 text near-black for #4ea0fd: softer than #000 and cool enough to feel like part of the same palette.
Tomato #ff6347
split-complementshippedTomato is a split-complement of #4ea0fd: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber #ffbf00
shippedAmber is paired with #4ea0fd in 6 real palettes, including NBA's brand system and Salesforce's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Blue #0000ff
shippedBlue is paired with #4ea0fd in 8 real palettes, including Unity's brand system and Qualcomm's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Dark Orange #ff8c00
shippedDark Orange is paired with #4ea0fd in 4 real palettes, including Learning App and Elastic's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #4ea0fd in 5 real palettes, including Apple's brand system and Coca-Cola's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
triadicshippedMedium Sea Green completes a triad with #4ea0fd — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Midnight Blue #191970
shippedMidnight Blue is paired with #4ea0fd in 6 real palettes, including Blue Mono and Kraken's brand system, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #4ea0fd
Tints & shades
Harmonies
Contrast
| #4ea0fd as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.7:1 | fail | fail | fail | |
Aaon black | 7.77:1 | 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 #4ea0fd 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
#4ea0fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #4ea0fd
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 #4ea0fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/4ea0fd-9caac4-df564e-1f202d-e9f1f1?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