# #100cd4

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

## Values

- Hex: `#100cd4`
- RGB: rgb(16, 12, 212)
- HSL: hsl(241, 89%, 44%)
- OKLCH: oklch(0.401 0.267 265.8)
- Relative luminance: 0.0513
- Nearest named color: mediumblue (#0000cd, Δ 1.961) — https://brandsweets.com/colors/mediumblue
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/100cd4

## Tints & shades

- Tints (toward white): #110eec, #2a26f2, #413ef4, #5e5bf5, #7573f7, #8d8bf8, #aaa8fa, #c1c0fb, #deddfd, #f6f5fe
- Shades (toward black): #0e0bc1, #0d0aae, #0b099a, #0a0887, #090774, #070660, #06044d, #04033a, #030227, #010113

## Harmonies

- Complementary: #d1d40c
- Analogous: #0c6dd4, #740cd4
- Triadic: #d4100c, #0cd410
- Split-complementary: #d4740c, #6dd40c
- Tetradic: #d40c6d, #d1d40c, #0cd474

## Colors that go with #100cd4

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 #100cd4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Jeep (https://brandsweets.com/colors/brands/jeep-com), HP (https://brandsweets.com/colors/brands/hp-com), Campus (https://brandsweets.com/palettes/friendly#campus). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #100cd4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Behance (https://brandsweets.com/colors/brands/behance-net), Pepsi (https://brandsweets.com/colors/brands/pepsi-com). — https://brandsweets.com/colors/crimson
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #100cd4: 6 real palettes, including CVS's brand system and Procter & Gamble's brand system, as the accent. Seen in: CVS (https://brandsweets.com/colors/brands/cvs-com), Procter & Gamble (https://brandsweets.com/colors/brands/pg-com), Tesco (https://brandsweets.com/colors/brands/tesco-com), Unilever (https://brandsweets.com/colors/brands/unilever-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #100cd4: 4 real palettes, including Canva's brand system and Spotify's brand system, as the supporting colour. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/cornflowerblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #100cd4: 6 real palettes, including Activision's brand system and Unilever's brand system, as the supporting colour. Seen in: Activision (https://brandsweets.com/colors/brands/activision-com), Unilever (https://brandsweets.com/colors/brands/unilever-com), Pixar (https://brandsweets.com/colors/brands/pixar-com), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #100cd4: 6 real palettes, including Cargo's brand system and Readymag's brand system, as the lead colour. Seen in: Cargo (https://brandsweets.com/colors/brands/cargo-site), Readymag (https://brandsweets.com/colors/brands/readymag-com), Samsung (https://brandsweets.com/colors/brands/samsung-com), Absolut (https://brandsweets.com/colors/brands/absolut-com). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Monzo's brand system and Sketch's brand system put Midnight Blue beside #100cd4, as the lead colour. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), Sketch (https://brandsweets.com/colors/brands/sketch-com), MLB (https://brandsweets.com/colors/brands/mlb-com), Air France (https://brandsweets.com/colors/brands/airfrance-com). — https://brandsweets.com/colors/midnightblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #100cd4 in 7 real palettes, including Intercom's brand system and Doordash's brand system, as the supporting colour. Seen in: Intercom (https://brandsweets.com/colors/brands/intercom-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), Monzo (https://brandsweets.com/colors/brands/monzo-com), Readymag (https://brandsweets.com/colors/brands/readymag-com). — https://brandsweets.com/colors/orangered

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

- On white (#ffffff): 10.37:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.03:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6260f6 (4.52:1); AA: background → #ababab (4.52:1); AAA: text → #8d8bf8 (7.18:1); AAA: background → #d6d6d6 (7.13:1)

## Brands using this color

- **Intercom** — primary #0007cb (Δ 1.979) — https://brandsweets.com/colors/brands/intercom-com
- **Intercom** — accent #0007cb (Δ 1.979) — https://brandsweets.com/colors/brands/intercom-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/100cd4-a19cc4-df9b4e-261f2d-e9edf1?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: "#100cd4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.