Firefly

#0D212C

General Information about #0D212C

The hexadecimal color code #0D212C represents a dark shade of blue-gray. It is composed of 5.1% red, 13.9% green, and 17.3% blue. In the RGB color model, #0D212C has the decimal values of 13 for red, 33 for green, and 44 for blue. In the CMYK color model, it is composed of 70.5% cyan, 25% magenta, 0% yellow, and 82.7% black. Its HSL values are 202 degrees of hue, 54.5% saturation, and 11.2% lightness. This color is often perceived as calm, sophisticated, and professional, making it suitable for designs requiring a sense of serenity and stability. Its subdued nature allows it to pair well with both vibrant and neutral colors, offering versatility in various design applications.

The hex color #0D212C, also known as Firefly, presents specific accessibility challenges, particularly concerning color contrast. When used as a background color, it necessitates very light text to ensure readability for individuals with visual impairments. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text (14pt bold or 18pt regular) to comply with WCAG guidelines. Insufficient contrast can render content inaccessible to users with low vision or color blindness. Furthermore, consider providing alternative visual cues besides color to convey information, such as text labels or icons, to accommodate users who cannot distinguish certain color differences. Thorough testing with accessibility tools and user feedback is crucial to validate the color's usability and ensure an inclusive design. Keep in mind that relying solely on color to communicate important information can exclude a significant portion of your audience.

Shades

Digital Color Formats

RGB
13 33 44
RGB13 33 44
Red
Green
Blue
HSL
201.29 54.39% 11.18%
201.2954.3911.18HSL
Hue
Saturation
Lightness
HWB
201.29 5.1% 82.75%
201.295.182.75HWB
Hue
Whiteness
Blackness
hex#0D212C
rgb13 33 44
hsl201.29 54.39% 11.18%
cmyk70.45% 25% 0% 82.75%
hwb201.29 5.1% 82.75%
xyz-d650.01 0.01 0.03
oklch0.2367 0.0335 234.72
oklab0.2367 -0.02 -0.03
CMYK
70.45% 25% 0% 82.75%
70.4525082.75CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0.03
0.010.010.03XYZ
X
Y
Z
OKLCH
0.2367 0.0335 234.72
0.23670.0335234.72LCH
Lightness
Chroma
Hue
OKLAB
0.2367 -0.02 -0.03
0.2367-0.02-0.03LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

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