# #210ecd

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

## Values

- Hex: `#210ecd`
- RGB: rgb(33, 14, 205)
- HSL: hsl(246, 87%, 43%)
- OKLCH: oklch(0.399 0.255 269.1)
- Relative luminance: 0.0505
- Nearest named color: Lapis on Neptune (#1f22d2, Δ 2.137) — https://brandsweets.com/colors/lapis-on-neptune
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/210ecd

## Tints & shades

- Tints (toward white): #2610ea, #3824f0, #5240f2, #6858f3, #8275f5, #978df7, #b1a9f9, #c7c1fb, #e1defd, #f6f5fe
- Shades (toward black): #1e0dba, #1b0ca7, #180a94, #150981, #130872, #10075f, #0c054c, #090439, #060326, #030113

## Harmonies

- Complementary: #bacd0e
- Analogous: #0e5bcd, #810ecd
- Triadic: #cd210e, #0ecd21
- Split-complementary: #cd810e, #5bcd0e
- Tetradic: #cd0e5b, #bacd0e, #0ecd81

## Colors that go with #210ecd

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 #210ecd: 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), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: triadic] — Crimson completes a triad with #210ecd — 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
- **Cornflower Blue** #6495ed [pool] — Designers have shipped Cornflower Blue with #210ecd: 5 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 #210ecd: 6 real palettes, including Unilever's brand system and Activision's brand system, as the accent. Seen in: Unilever (https://brandsweets.com/colors/brands/unilever-com), Activision (https://brandsweets.com/colors/brands/activision-com), Intel (https://brandsweets.com/colors/brands/intel-com), Pixar (https://brandsweets.com/colors/brands/pixar-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #210ecd: 6 real palettes, including Absolut's brand system and Cargo's brand system, as the supporting colour. Seen in: Absolut (https://brandsweets.com/colors/brands/absolut-com), Cargo (https://brandsweets.com/colors/brands/cargo-site), Readymag (https://brandsweets.com/colors/brands/readymag-com), Samsung (https://brandsweets.com/colors/brands/samsung-com). — https://brandsweets.com/colors/dodgerblue
- **Medium Sea Green** #3cb371 [pool] — Medium Sea Green is paired with #210ecd in 4 real palettes, including Spotify's brand system and Unity's brand system, as the lead colour. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Unity (https://brandsweets.com/colors/brands/unity-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas). — https://brandsweets.com/colors/mediumseagreen
- **Midnight Blue** #191970 [pool] — 11 real palettes, including Monzo's brand system and Sketch's brand system put Midnight Blue beside #210ecd, as the lead colour. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), Sketch (https://brandsweets.com/colors/brands/sketch-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), MLB (https://brandsweets.com/colors/brands/mlb-com). — https://brandsweets.com/colors/midnightblue
- **Orange Red** #ff4500 [pool] — Orange Red is paired with #210ecd in 9 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): 10.45:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.01:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6c5df4 (4.51:1); AA: background → #ababab (4.55:1); AAA: text → #9388f7 (7.11:1); AAA: background → #d4d4d4 (7.05:1)

## 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/210ecd-a59cc4-dfa74e-271f2d-e9ecf1?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: "#210ecd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.