Dark Blue

#1F09DD

General Information about #1F09DD

The hex color #1F09DD, also known as a dark shade of blue, is represented by the RGB values R:31, G:9, B:221 and has an HSL value of H:246, S:92, L:45. This color is frequently associated with feelings of trust, intelligence, and security. It is widely used in various fields, ranging from web design and graphic arts to interior decoration and fashion. In the RGB color model, #1F09DD is created by mixing a low amount of red and green with a very high amount of blue light. This leads to a color that is perceived as deep and calming. Understanding the properties of this color, including its complementary color, tints, shades, and tones, allows designers and artists to make informed decisions when creating visually harmonious and effective designs.

The hex color #1F09DD, a dark blue, presents several accessibility considerations for web developers. Its darkness impacts text legibility, necessitating careful contrast ratio evaluation. According to WCAG guidelines, sufficient contrast between text and background is crucial for users with visual impairments. For normal text (smaller than 18pt), a contrast ratio of at least 4.5:1 is recommended, while large text (18pt or larger, or 14pt bold or larger) requires a ratio of 3:1. Given its darkness, #1F09DD requires a light text color to meet these standards. Additionally, color should not be the sole method of conveying information; supplementary cues like text labels or icons should accompany color-coded elements to ensure accessibility for color-blind users. Developers should use tools to test color contrast ratios and simulate color-blindness to ensure their designs are accessible to all users.

Shades

Digital Color Formats

RGB
31 9 221
RGB31 9 221
Red
Green
Blue
HSL
246.23deg 92.17% 45.1%
246.2392.1745.1HSL
Hue
Saturation
Lightness
HWB
246.23deg 3.53% 13.33%
246.233.5313.33HWB
Hue
Whiteness
Blackness
hex#1F09DD
rgb31 9 221
hsl246.23deg 92.17% 45.1%
cmyk85.97% 95.93% 0% 13.33%
hwb246.23deg 3.53% 13.33%
xyz-d650.14 0.06 0.69
oklch0.4167 0.2736 267.98
oklab0.4167 -0.01 -0.27
CMYK
85.97% 95.93% 0% 13.33%
85.9795.93013.33CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.06 0.69
0.140.060.69XYZ
X
Y
Z
OKLCH
0.4167 0.2736 267.98
0.41670.2736267.98LCH
Lightness
Chroma
Hue
OKLAB
0.4167 -0.01 -0.27
0.4167-0.01-0.27LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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