Firefly

#0A282F

General Information about #0A282F

The hexadecimal color code #0A282F, also known as Firefly, is a dark, subdued shade of teal. It is composed of 3.92% red, 15.69% green, and 18.43% blue. In the RGB color model, this translates to 10 red, 40 green, and 47 blue. When converted to CMYK (cyan, magenta, yellow, key/black), it consists of 79% cyan, 15% magenta, 0% yellow, and 82% black. Firefly has a hue angle of 191.4 degrees, a saturation of 80%, and a lightness of 11%. Its relative darkness makes it suitable for backgrounds, text highlights, or as an accent color in designs requiring a sense of depth and calmness. Understanding these properties helps designers effectively incorporate this color into their projects.

The hex color #0a282f, also known as Firefly, presents several accessibility considerations, especially in web design. Its dark nature means it requires careful attention to contrast ratios. When used as a background, ensure that text is a light color (e.g., white or a very pale yellow) to meet WCAG (Web Content Accessibility Guidelines) standards for sufficient contrast. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. If used for interactive elements like buttons or links, provide clear visual cues for focus states, such as a contrasting border or background change on hover and focus. Avoid using this color for critical information if users might have visual impairments, and always provide alternative ways to access the content. Testing with accessibility tools and users with disabilities is crucial to ensure usability for everyone.

Shades

Digital Color Formats

RGB
10 40 47
RGB10 40 47
Red
Green
Blue
HSL
191.35 64.91% 11.18%
191.3564.9111.18HSL
Hue
Saturation
Lightness
HWB
191.35 3.92% 81.57%
191.353.9281.57HWB
Hue
Whiteness
Blackness
hex#0A282F
rgb10 40 47
hsl191.35 64.91% 11.18%
cmyk78.72% 14.89% 0% 81.57%
hwb191.35 3.92% 81.57%
xyz-d650.01 0.02 0.03
oklch0.2582 0.0372 216.01
oklab0.2582 -0.03 -0.02
CMYK
78.72% 14.89% 0% 81.57%
78.7214.89081.57CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.02 0.03
0.010.020.03XYZ
X
Y
Z
OKLCH
0.2582 0.0372 216.01
0.25820.0372216.01LCH
Lightness
Chroma
Hue
OKLAB
0.2582 -0.03 -0.02
0.2582-0.03-0.02LAB
Lightness
Green–Red
Blue–Yellow

Alternative colors

Applications

Complementary color

Buttons