# #21bcff color: Cherenkov Radiation

#21bcff is rgb(33, 188, 255) in RGB and oklch(75.079% 0.15151 234.382) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/21bcff

## Formats

| Format | Value |
| --- | --- |
| HEX | #21bcff |
| RGB | rgb(33, 188, 255) |
| HSL | hsl(198.11, 100%, 56.47%) |
| HSB / HSV | hsv(198.11 87.06% 100%) |
| HWB | hwb(198.11 12.94% 0%) |
| CMYK | cmyk(87% 26% 0% 0%) |
| Lab | lab(71.18 -21.38 -44.55) |
| LCH | lch(71.18 49.41 244.37) |
| OKLab | oklab(75.079% -0.08823 -0.12316) |
| OKLCH | oklch(75.079% 0.15151 234.382) |
| Display P3 | color(display-p3 0.35219 0.72653 0.97642) |
| Rec. 2020 | color(rec2020 0.4551 0.68695 0.96987) |
| Adobe RGB | color(a98-rgb 0.4273 0.73157 0.99064) |
| ProPhoto RGB | color(prophoto-rgb 0.52603 0.65656 0.95755) |
| Linear sRGB | color(srgb-linear 0.01521 0.50289 1) |
| XYZ D65 | color(xyz-d65 0.36658 0.43507 1.01077) |
| XYZ D50 | color(xyz-d50 0.3434 0.42452 0.76313) |
| SwiftUI | Color(red: 0.129, green: 0.737, blue: 1) |
| UIKit | UIColor(red: 0.129, green: 0.737, blue: 1, alpha: 1) |
| Flutter / Compose | Color(0xFF21BCFF) |
| Android XML | #21BCFF |

## Facts

- Closest name: Cherenkov Radiation
- Hue family: Sky blue, bright light sky blue
- Closest Tailwind class: sky-400
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 2.16:1
- Contrast with black: 9.7:1

## Tints

#21bcff, #4ac3ff, #65caff, #7cd1ff, #91d8ff, #a5dfff, #b8e6ff, #caecff, #dcf2ff, #edf9ff

## Shades

#21bcff, #1ba3de, #168bbe, #10739e, #0b5d80, #064763, #033248, #011f2e, #000d16, #000203

## Tones

#21bcff, #40bbf7, #54baef, #64b9e7, #72b8df, #7eb7d7, #89b5cf, #93b4c7, #9cb2bf, #a5b0b6

## Harmonies

- Complementary: #21bcff, #f69145
- Split: #21bcff, #ff847e, #dba50f
- Analogous: #21bcff, #00c8d9, #7eabff
- Triadic: #21bcff, #f782b4, #adb833
- Tetradic: #21bcff, #b599ff, #f69145, #adb833
- Square: #21bcff, #dd8be3, #f69145, #6cc76e
- Monochromatic: #21bcff, #0070a6, #0095d6, #90e0ff, #dbfbff

## Questions about #21bcff

### What color is #21bcff?

#21bcff is bright light sky blue. The closest named color is Cherenkov Radiation. In RGB it is rgb(33, 188, 255), in HSL hsl(198.11, 100%, 56.47%) and in OKLCH oklch(75.079% 0.15151 234.382).

### What colors go well with #21bcff?

The complementary color of #21bcff is #f69145. For a calmer combination use the analogous colors #00c8d9 and #7eabff. The triadic partners are #f782b4 and #adb833.

### Is white or black text more readable on #21bcff?

Black text reads better on #21bcff: white gives a contrast ratio of 2.16:1 and black gives 9.7:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #21bcff a warm or cool color?

#21bcff is a cool color. In OKLCH its hue is 234 degrees, its lightness 75.1% and its chroma 0.152.