# #00008b color: Yves Klein Blue

#00008b is rgb(0, 0, 139) in RGB and oklch(28.782% 0.19944 264.052) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/00008b

## Formats

| Format | Value |
| --- | --- |
| HEX | #00008b |
| RGB | rgb(0, 0, 139) |
| HSL | hsl(240, 100%, 27.25%) |
| HSB / HSV | hsv(240 100% 54.51%) |
| HWB | hwb(240 0% 45.49%) |
| CMYK | cmyk(100% 100% 0% 45%) |
| Lab | lab(13.02 43.48 -71.34) |
| LCH | lch(13.02 83.54 301.36) |
| OKLab | oklab(28.782% -0.02067 -0.19837) |
| OKLCH | oklch(28.782% 0.19944 264.052) |
| Display P3 | color(display-p3 0 0 0.52211) |
| Rec. 2020 | color(rec2020 0.05032 0.0132 0.46947) |
| Adobe RGB | color(a98-rgb 0 0 0.53003) |
| ProPhoto RGB | color(prophoto-rgb 0.15845 0.06486 0.43494) |
| Linear sRGB | color(srgb-linear 0 0 0.25818) |
| XYZ D65 | color(xyz-d65 0.0466 0.01864 0.24541) |
| XYZ D50 | color(xyz-d50 0.03694 0.01565 0.18437) |
| SwiftUI | Color(red: 0, green: 0, blue: 0.545) |
| UIKit | UIColor(red: 0, green: 0, blue: 0.545, alpha: 1) |
| Flutter / Compose | Color(0xFF00008B) |
| Android XML | #00008B |

## Facts

- Closest name: Yves Klein Blue
- Hue family: Blue, deep very dark blue
- Closest Tailwind class: violet-950
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 15.3:1
- Contrast with black: 1.37:1

## Tints

#00008b, #072c99, #2047a6, #3a5fb2, #5476bf, #6e8cca, #8aa3d6, #a6bae1, #c3d1eb, #e1e8f5

## Shades

#00008b, #000078, #000066, #000054, #000043, #000032, #000023, #000014, #000007, #000001

## Tones

#00008b, #001081, #011978, #041f6e, #0a2365, #10265b, #162852, #1b2a48, #212b3f, #262b35

## Harmonies

- Complementary: #00008b, #3d2600
- Split: #00008b, #4c1800, #2b2e00
- Analogous: #00008b, #00304e, #370079
- Triadic: #00008b, #5d0002, #003800
- Tetradic: #00008b, #4c0055, #3d2600, #003800
- Square: #00008b, #58002f, #3d2600, #003628
- Monochromatic: #00008b, #01002d, #010049, #0c37b3, #2c5fdc

## Questions about #00008b

### What color is #00008b?

#00008b is deep very dark blue. The closest named color is Yves Klein Blue. In RGB it is rgb(0, 0, 139), in HSL hsl(240, 100%, 27.25%) and in OKLCH oklch(28.782% 0.19944 264.052).

### What colors go well with #00008b?

The complementary color of #00008b is #3d2600. For a calmer combination use the analogous colors #00304e and #370079. The triadic partners are #5d0002 and #003800.

### Is white or black text more readable on #00008b?

White text reads better on #00008b: white gives a contrast ratio of 15.3:1 and black gives 1.37:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #00008b a warm or cool color?

#00008b is a cool color. In OKLCH its hue is 264 degrees, its lightness 28.8% and its chroma 0.199.