# #255ef8

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

## Values

- Hex: `#255ef8`
- RGB: rgb(37, 94, 248)
- HSL: hsl(224, 94%, 56%)
- OKLCH: oklch(0.548 0.237 264.2)
- Relative luminance: 0.1518
- Nearest named color: Bluerocratic (#1f66ff, Δ 2.029) — https://brandsweets.com/colors/bluerocratic
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/255ef8

## Tints & shades

- Tints (toward white): #396cf9, #4d7bf9, #668dfa, #799cfb, #8dabfb, #a1b9fc, #b5c8fd, #cedafd, #e1e9fe, #f5f8ff
- Shades (toward black): #0d4bf8, #0742e4, #0639c6, #0532ad, #052b94, #04247c, #031d63, #021445, #010d2d, #010614

## Harmonies

- Complementary: #f8c025
- Analogous: #25c7f8, #5725f8
- Triadic: #f8255e, #5ef825
- Split-complementary: #f85725, #c7f825
- Tetradic: #f825c7, #f8c025, #25f857

## Colors that go with #255ef8

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 #255ef8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Zoom (https://brandsweets.com/colors/brands/zoom-us), Campus (https://brandsweets.com/palettes/friendly#campus), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #255ef8 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Toyota (https://brandsweets.com/colors/brands/toyota-com), Chase (https://brandsweets.com/colors/brands/chase-com), WWE (https://brandsweets.com/colors/brands/wwe-com), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/crimson
- **Amber** #ffbf00 [pool] — Amber is paired with #255ef8 in 6 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), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 11 real palettes, including Dropbox's brand system and Headspace's brand system put Blue beside #255ef8, as the accent. Seen in: Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Headspace (https://brandsweets.com/colors/brands/headspace-com), Signal (https://brandsweets.com/colors/brands/signal-org), MongoDB (https://brandsweets.com/colors/brands/mongodb-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #255ef8: 11 real palettes, including Nivea's brand system and Nokia's brand system, as the lead colour. Seen in: Nivea (https://brandsweets.com/colors/brands/nivea-com), Nokia (https://brandsweets.com/colors/brands/nokia-com), Behance (https://brandsweets.com/colors/brands/behance-net), NHL (https://brandsweets.com/colors/brands/nhl-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #255ef8: 7 real palettes, including Roblox's brand system and Webflow's brand system, as the supporting colour. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), Webflow (https://brandsweets.com/colors/brands/webflow-com), NBA (https://brandsweets.com/colors/brands/nba-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 #255ef8: 6 real palettes, including Elastic's brand system and Calm's brand system, as the supporting colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Calm (https://brandsweets.com/colors/brands/calm-com), Warp (https://brandsweets.com/colors/brands/warp-dev), Patreon (https://brandsweets.com/colors/brands/patreon-com). — https://brandsweets.com/colors/deepskyblue
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #255ef8: 8 real palettes, including OnePlus's brand system and ASUS's brand system, as the supporting colour. Seen in: OnePlus (https://brandsweets.com/colors/brands/oneplus-com), ASUS (https://brandsweets.com/colors/brands/asus-com), HashiCorp (https://brandsweets.com/colors/brands/hashicorp-com), PostHog (https://brandsweets.com/colors/brands/posthog-com). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 5.2:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #0743e9 (7.03:1)
- On black (#000000): 4.04:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #3469f9 (4.53:1); AA: background → #f0f0f0 (4.57:1); AAA: text → #6b91fa (7.06:1)

## Brands using this color

- **OnePlus** — accent #2660f5 (Δ 0.635) — https://brandsweets.com/colors/brands/oneplus-com
- **Docker** — secondary #2560ff (Δ 1.161) — https://brandsweets.com/colors/brands/docker-com
- **Roblox** — primary #345cfc (Δ 1.248) — https://brandsweets.com/colors/brands/roblox-com
- **Toyota** — accent #145fff (Δ 1.277) — https://brandsweets.com/colors/brands/toyota-com
- **Nivea** — secondary #0f60ff (Δ 1.38) — https://brandsweets.com/colors/brands/nivea-com
- **IBM** — secondary #0f62fe (Δ 1.406) — https://brandsweets.com/colors/brands/ibm-com
- **Cisco** — secondary #0a60ff (Δ 1.454) — https://brandsweets.com/colors/brands/cisco-com
- **Dropbox** — secondary #0061fe (Δ 1.537) — https://brandsweets.com/colors/brands/dropbox-com
- **IBM** — accent #0062fe (Δ 1.592) — https://brandsweets.com/colors/brands/ibm-com
- **Zoom** — primary #0b5cff (Δ 1.605) — https://brandsweets.com/colors/brands/zoom-us
- **Zoom** — secondary #0b5cff (Δ 1.605) — https://brandsweets.com/colors/brands/zoom-us
- **Dropbox** — primary #0061ff (Δ 1.623) — https://brandsweets.com/colors/brands/dropbox-com
- **Spectrum** — accent #005eff (Δ 1.643) — https://brandsweets.com/colors/brands/spectrum-com
- **Wayfair** — secondary #1364f1 (Δ 1.759) — https://brandsweets.com/colors/brands/wayfair-com
- **Chase** — secondary #0060f0 (Δ 1.835) — https://brandsweets.com/colors/brands/chase-com
- **Bose** — secondary #005bff (Δ 1.9) — https://brandsweets.com/colors/brands/bose-com
- **Headspace** — secondary #0061ef (Δ 1.959) — https://brandsweets.com/colors/brands/headspace-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/255ef8-9ca2c4-df724e-221f2d-e9eff1?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: "#255ef8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.