Color
#275fb9
#275fb9rgb(39, 95, 185)hsl(217, 65%, 44%)oklch(0.499 0.154 259.6)Colors that go with #275fb9
Charcoal, Crimson and Sienna 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 #275fb9: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
triadicshippedCrimson completes a triad with #275fb9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Sienna #a0522d
complementaryshippedSienna sits directly opposite #275fb9 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #275fb9 in 8 real palettes, including Warner Bros.'s brand system and Wikipedia's brand system, as the accent.
Blue #0000ff
shipped14 real palettes, including Pixar's brand system and Activision's brand system put Blue beside #275fb9, as the accent.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #275fb9: 6 real palettes, including Coca-Cola's brand system and Gopro's brand system, as the supporting colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #275fb9: 6 real palettes, including Venmo's brand system and Deep Water, as the supporting colour.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #275fb9: 6 real palettes, including Apple's brand system and HashiCorp's brand system, as the supporting colour.
Real palettes that use #275fb9
Tints & shades
Harmonies
Contrast
| #275fb9 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.13:1 | pass | pass | fail |
|
Aaon black | 3.42:1 | 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 #275fb9 as the background.
Brands using this color
- Target : Expect More. Pay Less.accent · #005fb8 · Δ1.689
- Skecherssecondary · #0063ba · Δ1.708
- Campbell'saccent · #3860be · Δ1.761
- Coca-Colaaccent · #3860be · Δ1.761
- Guinnessaccent · #3860be · Δ1.761
- Heinzaccent · #3860be · Δ1.761
- Hingeaccent · #3860be · Δ1.761
- Jack Daniel'sprimary · #3860be · Δ1.761
- L'Oréalaccent · #3860be · Δ1.761
- Maybellineaccent · #3860be · Δ1.761
- Netflixaccent · #3860be · Δ1.761
- Nikonsecondary · #3860be · Δ1.761
- Paramount+primary · #3860be · Δ1.761
- Pixarsecondary · #3860be · Δ1.761
- Starlinksecondary · #3860be · Δ1.761
- Ulta Beautysecondary · #3860be · Δ1.761
- Victoria's Secretaccent · #3860be · Δ1.761
- Warner Bros.secondary · #3860be · Δ1.761
- Dellsecondary · #0063b8 · Δ1.764
- Hasbrosecondary · #005eb8 · Δ1.78
- Chaseprimary · #045cbb · Δ1.958
Fonts for this mood
#275fb9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
Point 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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #275fb9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/275fb9-9ca7c4-df624e-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