# #256fef

A color — cool, vivid, technical, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#256fef`
- RGB: rgb(37, 111, 239)
- HSL: hsl(218, 86%, 54%)
- OKLCH: oklch(0.573 0.206 260.7)
- Relative luminance: 0.1799
- Nearest named color: Bluetiful (#3c69e7, Δ 2.178) — https://brandsweets.com/colors/bluetiful
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/256fef

## Tints & shades

- Tints (toward white): #387bf0, #508bf2, #6298f3, #7aa7f5, #8db4f6, #a0c0f8, #b8d0fa, #cbddfb, #e3ecfd, #f6f9fe
- Shades (toward black): #1160e8, #1056d1, #0e4db9, #0c43a1, #0a398a, #092f72, #07255a, #051c42, #03122b, #010813

## Harmonies

- Complementary: #efa525
- Analogous: #25d4ef, #4025ef
- Triadic: #ef256f, #6fef25
- Split-complementary: #ef4025, #d4ef25
- Tetradic: #ef25d4, #efa525, #25ef40

## Colors that go with #256fef

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #256fef: softer than #000 and cool enough to feel like part of the same palette. Seen in: Disney (https://brandsweets.com/colors/brands/disney-com), Docker (https://brandsweets.com/colors/brands/docker-com), Zoom (https://brandsweets.com/colors/brands/zoom-us), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #256fef — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), WWE (https://brandsweets.com/colors/brands/wwe-com), Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/crimson
- **Copper** #b87333 [harmony, pool: complementary] — Copper sits directly opposite #256fef on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Notion (https://brandsweets.com/colors/brands/notion). — https://brandsweets.com/colors/copper
- **Amber** #ffbf00 [pool] — Amber is paired with #256fef in 10 real palettes, including Walmart's brand system and NBA's brand system, as the accent. Seen in: Walmart (https://brandsweets.com/colors/brands/walmart-com), NBA (https://brandsweets.com/colors/brands/nba-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 14 real palettes, including BBC's brand system and EA's brand system put Blue beside #256fef, as the accent. Seen in: BBC (https://brandsweets.com/colors/brands/bbc-com), EA (https://brandsweets.com/colors/brands/ea-com), MongoDB (https://brandsweets.com/colors/brands/mongodb-com), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #256fef: 13 real palettes, including Carrefour's brand system and Behance's brand system, as the accent. Seen in: Carrefour (https://brandsweets.com/colors/brands/carrefour-com), Behance (https://brandsweets.com/colors/brands/behance-net), Nokia (https://brandsweets.com/colors/brands/nokia-com), Nivea (https://brandsweets.com/colors/brands/nivea-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #256fef: 6 real palettes, including Webflow's brand system and NBA's brand system, as the accent. Seen in: Webflow (https://brandsweets.com/colors/brands/webflow-com), NBA (https://brandsweets.com/colors/brands/nba-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #256fef: 8 real palettes, including Elastic's brand system and Patreon's brand system, as the supporting colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Patreon (https://brandsweets.com/colors/brands/patreon-com), Calm (https://brandsweets.com/colors/brands/calm-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 4.57:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0f51c2 (7.06:1)
- On black (#000000): 4.6:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #5e94f3 (7.01:1)

## Brands using this color

- **Fivetran blue** — primary #346cec (Δ 1.121) — https://brandsweets.com/colors/brands/fivetran-com
- **BBC** — secondary #0071f1 (Δ 1.151) — https://brandsweets.com/colors/brands/bbc-com
- **EA** — accent #0070f3 (Δ 1.231) — https://brandsweets.com/colors/brands/ea-com
- **Vercel** — accent #0070f3 (Δ 1.231) — https://brandsweets.com/colors/brands/vercel
- **Webflow** — primary #146cf4 (Δ 1.37) — https://brandsweets.com/colors/brands/webflow-com
- **GEICO** — secondary #026df1 (Δ 1.384) — https://brandsweets.com/colors/brands/geico-com
- **Ubisoft** — accent #006ef5 (Δ 1.506) — https://brandsweets.com/colors/brands/ubisoft-com
- **Guinness** — secondary #1a73e8 (Δ 1.539) — https://brandsweets.com/colors/brands/guinness-com
- **Sephora** — secondary #136bea (Δ 1.612) — https://brandsweets.com/colors/brands/sephora-com
- **Rotten Tomatoes** — secondary #326af6 (Δ 1.725) — https://brandsweets.com/colors/brands/rottentomatoes-com
- **Carrefour** — secondary #0970e6 (Δ 1.767) — https://brandsweets.com/colors/brands/carrefour-com

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/256fef-9ca6c4-df644e-201f2d-e9f0f1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#256fef" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.