Studio Grey
Open in tool →A pure greyscale with a single electric blue — the portfolio palette that makes work look considered.
Color
#1287fd
#1287fd
hex
#1287fdrgb
rgb(18, 135, 253)hsl
hsl(210, 98%, 53%)oklch
oklch(0.63 0.199 254.8)Closest name: Azure (#007fff)Relative luminance 0.2455
Colors that go with #1287fd
Charcoal, Crimson 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 #1287fd: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
triadicshippedCrimson completes a triad with #1287fd — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Amber #ffbf00
shippedAmber is paired with #1287fd in 9 real palettes, including Heatwave and Google's brand system, as the supporting colour.
Blue #0000ff
shipped12 real palettes, including Readymag's brand system and Unity's brand system put Blue beside #1287fd, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #1287fd: 10 real palettes, including Carrefour's brand system and Behance's brand system, as the accent.
Dark Orange #ff8c00
shippedDark Orange shows up next to #1287fd in 4 real palettes, including Playground and Elastic's brand system, as the lead colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #1287fd: 10 real palettes, including Venmo's brand system and Patreon's brand system, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #1287fd: 16 real palettes, including Venmo's brand system and Coursera's brand system, as the accent.
Real palettes that use #1287fd
Tints & shades
Harmonies
Contrast
| #1287fd as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.55:1 | fail | pass | fail | |
Aaon black | 5.91:1 | 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 #1287fd as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#1287fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #1287fd
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 #1287fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/1287fd-9cabc4-df514e-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