#257DCB
Blue
HEX
RGB
HSL
About #257DCB Blue
#257DCB is a blue color. In the RGB color model, it is composed of 37 red, 125 green, and 203 blue. In the HSL color space, it has a hue of 208°, saturation of 69%, and lightness of 47%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With moderate saturation, it appears balanced and versatile.
CSS Code
Use #257DCB in your CSS, SCSS, or Tailwind projects.
Color Properties
208°
Hue
69%
Saturation
47%
Lightness
Blue
Color Harmonies
Colors that work well with #257DCB based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #257DCB against white and black backgrounds.
Aa#257DCB on White
Contrast Ratio4.31:1
AA ✗AA Large ✓AAA ✗
Aa#257DCB on Black
Contrast Ratio4.87:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #257DCB across different color formats.
| Format | Value |
|---|---|
| HEX | #257DCB |
| RGB | rgb(37, 125, 203) |
| HSL | hsl(208, 69%, 47%) |
| RGB Decimal | 37, 125, 203 |
| RGB Percent | 14.5%, 49.0%, 79.6% |
| CMYK (approx.) | 82%, 38%, 0%, 20% |
Related Palettes
12 palettes using #257DCB or similar colors