#003383
A dark, vivid blue closely aligning with Darkslateblue.
About #003383
The precise color #003383 is an excellent choice for modern design projects. If you're using CSS, you might find it aligns closely with Darkslateblue. This translates to an RGB value of rgb(0, 51, 131).
While screens use RGB, printing presses rely on Cyan, Magenta, Yellow, and Key (black). This specific hue requires a mix of 100% C, 61% M, 0% Y, and 49% K. Always request a physical proof before doing a large print run with this exact code.
Ensuring your text is legible against this background is a key part of web design. The calculated luminance score dictates that #FFFFFF typography is the safest choice. You can view the detailed AAA and AA pass/fail metrics in the table below.
Color Space Conversions
HEX#003383
RGB0, 51, 131
HSL216.6°, 100.0%, 25.7%
CMYK100%, 61%, 0%, 49%
HSV216.6°, 100.0%, 51.4%
LAB23.7, 19.7, -48.9
XYZ5.3, 4.0, 22.0
Decimal13187
Color Harmonies
Tints, Shades & Tones
Tints (Adding White)
Shades (Adding Black)
WCAG Contrast Accessibility
11.66:1
Text on #FFFFFF
AAA
1.80:1
Text on #000000
FAIL
11.14:1
Text on #F8FAFC
AAA
1.53:1
Text on #0F172A
FAIL
CSS Implementation
.bg-color {
background-color: #003383;
}
.text-color {
color: #003383;
}
.border-color {
border: 2px solid #003383;
}