Dusk
Open in tool →Slate blue with a copper accent — calm, professional, slightly editorial; suits consultancies and journals.
Color
#425f8a
#425f8a
hex
#425f8argb
rgb(66, 95, 138)hsl
hsl(216, 35%, 40%)oklch
oklch(0.482 0.078 258.1)Closest name: Admiral Blue (#50647f)Relative luminance 0.1118
Colors that go with #425f8a
Charcoal, Crimson and Goldenrod 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.
Crimson #dc143c
shippedCrimson is paired with #425f8a in 4 real palettes, including Retro Pop and Netflix's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
shippedGoldenrod is paired with #425f8a in 4 real palettes, including Open House and Sapphire & Gold, as the accent — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #425f8a in 4 real palettes, including Fintech Trust and Console Light, as the accent — a combination designers have actually shipped, not a computed rotation.
Midnight Blue #191970
shippedMidnight Blue is paired with #425f8a in 4 real palettes, including Open House and Fintech Trust, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Royal Blue #4169e1
shippedRoyal Blue is paired with #425f8a in 4 real palettes, including Stripe's brand system and Console Light, as the accent — a combination designers have actually shipped, not a computed rotation.
Sage Green #9caf88
shippedSage Green is paired with #425f8a in 4 real palettes, including Darkroom and Graphite, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Sienna #a0522d
complementarySienna sits directly opposite #425f8a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #425f8a
Tints & shades
Harmonies
Contrast
| #425f8a as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.49:1 | pass | pass | fail |
|
Aaon black | 3.24:1 | fail | 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 #425f8a 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
#425f8a reads as cool, modern. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #425f8a
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 #425f8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/425f8a-9ca7c4-df5f4e-201f2d-e9f0f1?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