# #155e80 color: Royal Blood

#155e80 is rgb(21, 94, 128) in RGB and oklch(45.574% 0.08733 234.386) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/155e80

## Formats

| Format | Value |
| --- | --- |
| HEX | #155e80 |
| RGB | rgb(21, 94, 128) |
| HSL | hsl(199.07, 71.81%, 29.22%) |
| HSB / HSV | hsv(199.07 83.59% 50.2%) |
| HWB | hwb(199.07 8.24% 49.8%) |
| CMYK | cmyk(84% 27% 0% 50%) |
| Lab | lab(36.93 -12.59 -25.73) |
| LCH | lch(36.93 28.64 243.93) |
| OKLab | oklab(45.574% -0.05086 -0.071) |
| OKLCH | oklch(45.574% 0.08733 234.386) |
| Display P3 | color(display-p3 0.17573 0.36311 0.48986) |
| Rec. 2020 | color(rec2020 0.18856 0.30094 0.43746) |
| Adobe RGB | color(a98-rgb 0.22402 0.36945 0.4935) |
| ProPhoto RGB | color(prophoto-rgb 0.23052 0.28528 0.40909) |
| Linear sRGB | color(srgb-linear 0.0075 0.11193 0.21586) |
| XYZ D65 | color(xyz-d65 0.08208 0.09723 0.21867) |
| XYZ D50 | color(xyz-d50 0.07727 0.095 0.16512) |
| SwiftUI | Color(red: 0.082, green: 0.369, blue: 0.502) |
| UIKit | UIColor(red: 0.082, green: 0.369, blue: 0.502, alpha: 1) |
| Flutter / Compose | Color(0xFF155E80) |
| Android XML | #155E80 |

## Facts

- Closest name: Royal Blood
- Hue family: Sky blue, deep dark sky blue
- Closest Tailwind class: cyan-800
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 7.13:1
- Contrast with black: 2.94:1

## Tints

#155e80, #326d8c, #4a7d99, #618ca6, #779cb2, #8dacbf, #a3bccb, #bacdd8, #d1dde5, #e8eef2

## Shades

#155e80, #11516e, #0c445d, #08374d, #052b3d, #031f2e, #02141f, #010a12, #000306, #000001

## Tones

#155e80, #215e7c, #2a5d78, #325c74, #385c70, #3e5b6c, #445a68, #495a63, #4e595f, #52585b

## Harmonies

- Complementary: #155e80, #7c4823
- Split: #155e80, #81423e, #6d520e
- Analogous: #155e80, #00646d, #3e5588
- Triadic: #155e80, #7c415a, #565c1b
- Tetradic: #155e80, #5a4c82, #7c4823, #565c1b
- Square: #155e80, #6f4572, #7c4823, #366337
- Monochromatic: #155e80, #001d35, #003c5d, #3e81a5, #63a6cb

## Questions about #155e80

### What color is #155e80?

#155e80 is deep dark sky blue. The closest named color is Royal Blood. In RGB it is rgb(21, 94, 128), in HSL hsl(199.07, 71.81%, 29.22%) and in OKLCH oklch(45.574% 0.08733 234.386).

### What colors go well with #155e80?

The complementary color of #155e80 is #7c4823. For a calmer combination use the analogous colors #00646d and #3e5588. The triadic partners are #7c415a and #565c1b.

### Is white or black text more readable on #155e80?

White text reads better on #155e80: white gives a contrast ratio of 7.13:1 and black gives 2.94:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #155e80 a warm or cool color?

#155e80 is a cool color. In OKLCH its hue is 234 degrees, its lightness 45.6% and its chroma 0.087.