Color Indigo Black aqua-blue (#002e51):
HEX, RGB color codes for HTML and CSS

The Comprehensive Guide to Indigo Black aqua-blue (#002e51):
Its Meaning and Harmonious Color Matches in Design.

Indigo Black is a color with a HTML hex code of #002e51.

Hue Family:

aqua-blues Family:

highly saturated





medium chroma

Color Information about Indigo Black / #002e51

The HTML HEX code is #002e51. The corresponding color name is "Indigo Black". In RGB values (additive color space used for Digital Displays), this HEX code translates to Red (R): 0%, Green (G): 46%, Blue (B): 81%. In the CMYK color model (subtractive color model used in printing), it is represented by Cyan (C): 100%, Magenta (M): 43%, Yellow (Y):0%, Black (K): 68%. In the HSL color space, #002e51 has a hue of 206°, saturation of 100%, and lightness of 16%. The HSV representation is 206° for hue, 100% for saturation, and 32% for value.

In the CIE-LAB color space, the color is denoted by L* (lightness) = 18, a* (green to red) = 1, and b* (blue to yellow) = -25. The XYZ representation is X: 2, Y: 3, Z: 8. In the YUV color space, it translates to Y (luminance) = 0.1421, U (chrominance) = 0.0864, and V (chrominance) = -0.1247.

The decimal value of the color is 11857. The closest Web-safe HEX code is #003366. Variations of the colour are #0068B8 for a 20% lighter version and #000000 for a 20% darker version.

For the color with hex value #002e51, the correlated color temperature (CT) is estimated to be 4128178 Kelvin (4128178K).

The approximate wavelength of #002e51 is around 487.00nm.

HEX Code002e51#002e51
RGB Decimal Code0, 46, 81rgb(0, 46, 81)
CMYK100, 43, 0, 68/
HSL206°, 100%, 16%hsl(206°, 100%, 16%)
HSV206°, 100%, 32%/
CIE-LAB18, 1, -25/
XYZ 2, 3, 8/
YUV0.1421, 0.0864, -0.1247/
Decimal value11857/
Web-Safe HEX003366#003366
Color Temperature (CT)4128178 Kelvin (4128178K)/
Estimate Wavelengtharound 487.00nm/

The Depth and Diversity of Indigo Black (Hex: #002e51): Exploring its Impact in Design and Culture

The color Indigo Black (#002e51) bears resemblance to the depths of the night sky. Its deep hue evokes a sense of mystery and tranquility, similar to the vast expanse of a moonlit ocean or a dense forest at dusk. This color also resonates with the coolness and stillness of a moonlit winter night, where the only sound is the rustling of leaves or the quiet whisper of a river. Indigo Black immerses us in a world of serenity, offering a peaceful retreat from the cacophony of everyday life.

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Tints and Shades of #002e51 HEX color (Indigo Black)

In color theory, tints and shades are essential for understanding the depth and luminosity of colors. A tint is achieved by adding white to a pure hue, lightening its appearance. Conversely, a shade results from blending black with a color, giving it a deeper tone. In the context of #002e51, this color stands at the center between its tints and shades. While the tints get progressively lighter moving towards white (#ffffff), the shades deepen towards black (#000000).

  • #ffffff
  • #BFCBD4
  • #8097A8
  • #40627D
  • #002e51
  • #00233D
  • #001729
  • #000C14
  • #000000

Tones of Indigo Black (#002e51 HEX color)

A tone is produced by adding gray to any pure hue. In the case of #002e51, #334f64 is the less saturated color, while #002e51 is the most saturated one.

  • #334f64
  • #26475f
  • #1a3e5a
  • #0d3656
  • #002e51
  • #333333
  • #262626
  • #1a1a1a
  • #0d0d0d

HTML Usage Examples

HTML using color code example

<p style="color: #002e51;">This is a css example</p>

HTML / CSS Color Name using W3C

W3C HTML / CSS Color Name doesn't exist for #002e51.

CSS color code example

p { color: #002e51; }

Text with hexadecimal color #002e51

This is a sample text with color #002e51.

Background Color with #002e51

This is a example with background color #002e51.

Border Color with #002e51

This is a example of a border with #002e51.

#002e51 Color Preview on White (#ffffff) Background

This is a example of text with color #002e51 on white background.

#002e51 Color Preview on Black (#000000) Background

This is a example of text with color #002e51 on black background.

CSS codes examples

.text {color:#002e51;}
.background {background-color:#002e51;}
.border {border:1px solid #002e51;}

Complementary Color


Analogous Colors


Split Complementary Colors


Triadic Colors


Tetradic Colors