# #1b404d color: Cold and Dark

#1b404d is rgb(27, 64, 77) in RGB and oklch(35.045% 0.04769 223.766) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/1b404d

## Formats

| Format | Value |
| --- | --- |
| HEX | #1b404d |
| RGB | rgb(27, 64, 77) |
| HSL | hsl(195.6, 48.08%, 20.39%) |
| HSB / HSV | hsv(195.6 64.94% 30.2%) |
| HWB | hwb(195.6 10.59% 69.8%) |
| CMYK | cmyk(65% 17% 0% 70%) |
| Lab | lab(24.86 -10.33 -12.16) |
| LCH | lch(24.86 15.95 229.65) |
| OKLab | oklab(35.045% -0.03444 -0.03299) |
| OKLCH | oklch(35.045% 0.04769 223.766) |
| Display P3 | color(display-p3 0.14336 0.24763 0.29641) |
| Rec. 2020 | color(rec2020 0.11699 0.18299 0.23537) |
| Adobe RGB | color(a98-rgb 0.17792 0.25904 0.3047) |
| ProPhoto RGB | color(prophoto-rgb 0.1507 0.18497 0.22905) |
| Linear sRGB | color(srgb-linear 0.01096 0.05127 0.07421) |
| XYZ D65 | color(xyz-d65 0.03625 0.04435 0.07687) |
| XYZ D50 | color(xyz-d50 0.03514 0.04369 0.05813) |
| SwiftUI | Color(red: 0.106, green: 0.251, blue: 0.302) |
| UIKit | UIColor(red: 0.106, green: 0.251, blue: 0.302, alpha: 1) |
| Flutter / Compose | Color(0xFF1B404D) |
| Android XML | #1B404D |

## Facts

- Closest name: Cold and Dark
- Hue family: Sky blue, soft dark sky blue
- Closest Tailwind class: slate-700
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 11.13:1
- Contrast with black: 1.89:1

## Tints

#1b404d, #31515d, #46636e, #5b757f, #718790, #889aa2, #9faeb4, #b6c2c6, #ced6d9, #e6eaec

## Shades

#1b404d, #163642, #112d37, #0c242c, #081b22, #051318, #020b0f, #010507, #000102, #000000

## Tones

#1b404d, #1f404b, #233f49, #273f48, #2a3e46, #2d3e44, #303d42, #333c40, #363c3e, #383b3c

## Harmonies

- Complementary: #1b404d, #503226
- Split: #1b404d, #513033, #4a371d
- Analogous: #1b404d, #174242, #293c53
- Triadic: #1b404d, #4c3041, #3f3c1d
- Tetradic: #1b404d, #373753, #503226, #3f3c1d
- Square: #1b404d, #44334c, #503226, #304026
- Monochromatic: #1b404d, #000812, #00212d, #3c616f, #5e8493

## Questions about #1b404d

### What color is #1b404d?

#1b404d is soft dark sky blue. The closest named color is Cold and Dark. In RGB it is rgb(27, 64, 77), in HSL hsl(195.6, 48.08%, 20.39%) and in OKLCH oklch(35.045% 0.04769 223.766).

### What colors go well with #1b404d?

The complementary color of #1b404d is #503226. For a calmer combination use the analogous colors #174242 and #293c53. The triadic partners are #4c3041 and #3f3c1d.

### Is white or black text more readable on #1b404d?

White text reads better on #1b404d: white gives a contrast ratio of 11.13:1 and black gives 1.89:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #1b404d a warm or cool color?

#1b404d is a cool color. In OKLCH its hue is 224 degrees, its lightness 35% and its chroma 0.048.