# #121d4e color: Tetsu-Kon Blue

#121d4e is rgb(18, 29, 78) in RGB and oklch(25.529% 0.09125 269.29) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/121d4e

## Formats

| Format | Value |
| --- | --- |
| HEX | #121d4e |
| RGB | rgb(18, 29, 78) |
| HSL | hsl(229, 62.5%, 18.82%) |
| HSB / HSV | hsv(229 76.92% 30.59%) |
| HWB | hwb(229 7.06% 69.41%) |
| CMYK | cmyk(77% 63% 0% 69%) |
| Lab | lab(12.46 10.61 -32.35) |
| LCH | lch(12.46 34.05 288.16) |
| OKLab | oklab(25.529% -0.00113 -0.09124) |
| OKLCH | oklch(25.529% 0.09125 269.29) |
| Display P3 | color(display-p3 0.0797 0.11253 0.29412) |
| Rec. 2020 | color(rec2020 0.05013 0.05662 0.23165) |
| Adobe RGB | color(a98-rgb 0.1102 0.13528 0.30524) |
| ProPhoto RGB | color(prophoto-rgb 0.10722 0.09137 0.22364) |
| Linear sRGB | color(srgb-linear 0.00605 0.01229 0.07619) |
| XYZ D65 | color(xyz-d65 0.02064 0.01557 0.074) |
| XYZ D50 | color(xyz-d50 0.01827 0.01477 0.05568) |
| SwiftUI | Color(red: 0.071, green: 0.114, blue: 0.306) |
| UIKit | UIColor(red: 0.071, green: 0.114, blue: 0.306, alpha: 1) |
| Flutter / Compose | Color(0xFF121D4E) |
| Android XML | #121D4E |

## Facts

- Closest name: Tetsu-Kon Blue
- Hue family: Blue, soft very dark blue
- Closest Tailwind class: indigo-950
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 16.01:1
- Contrast with black: 1.31:1

## Tints

#121d4e, #24325f, #394670, #4f5c82, #657193, #7d88a5, #969fb7, #afb6c8, #c9ceda, #e4e6ed

## Shades

#121d4e, #0e1843, #0a1338, #070e2d, #040923, #020519, #01030f, #010107, #000002, #000000

## Tones

#121d4e, #131e4a, #151f46, #172041, #18213d, #1a2239, #1c2235, #1d2230, #1f232c, #212327

## Harmonies

- Complementary: #121d4e, #302000
- Split: #121d4e, #3e1500, #1f2700
- Analogous: #121d4e, #002647, #2a1448
- Triadic: #121d4e, #450805, #002e05
- Tetradic: #121d4e, #390d38, #302000, #002e05
- Square: #121d4e, #420722, #302000, #002d24
- Monochromatic: #121d4e, #020028, #02002d, #2e3d71, #4d5f96

## Questions about #121d4e

### What color is #121d4e?

#121d4e is soft very dark blue. The closest named color is Tetsu-Kon Blue. In RGB it is rgb(18, 29, 78), in HSL hsl(229, 62.5%, 18.82%) and in OKLCH oklch(25.529% 0.09125 269.29).

### What colors go well with #121d4e?

The complementary color of #121d4e is #302000. For a calmer combination use the analogous colors #002647 and #2a1448. The triadic partners are #450805 and #002e05.

### Is white or black text more readable on #121d4e?

White text reads better on #121d4e: white gives a contrast ratio of 16.01:1 and black gives 1.31:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #121d4e a warm or cool color?

#121d4e is a cool color. In OKLCH its hue is 269 degrees, its lightness 25.5% and its chroma 0.091.