#123F87
Blue
HEX
RGB
HSL
About #123F87 Blue
#123F87 is a blue color. In the RGB color model, it is composed of 18 red, 63 green, and 135 blue. In the HSL color space, it has a hue of 217°, saturation of 76%, and lightness of 30%.
This color has a low lightness value, making it a dark color great for text and bold accents. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #123F87 in your CSS, SCSS, or Tailwind projects.
Color Properties
217°
Hue
76%
Saturation
30%
Lightness
Blue
Color Harmonies
Colors that work well with #123F87 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #123F87 against white and black backgrounds.
Aa#123F87 on White
Contrast Ratio10.06:1
AA ✓AA Large ✓AAA ✓
Aa#123F87 on Black
Contrast Ratio2.09:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #123F87 across different color formats.
| Format | Value |
|---|---|
| HEX | #123F87 |
| RGB | rgb(18, 63, 135) |
| HSL | hsl(217, 76%, 30%) |
| RGB Decimal | 18, 63, 135 |
| RGB Percent | 7.1%, 24.7%, 52.9% |
| CMYK (approx.) | 87%, 53%, 0%, 47% |
Related Palettes
12 palettes using #123F87 or similar colors