Steel Blue (Blue)

#309C9C

RGB: 48, 156, 156

Color OverviewHEX #309C9C

#309C9C Color Code Information

In the RGB color space, #309C9C is composed of 19% red, 61% green, and 61% blue. In the HSL color space, it has a hue of 180°, saturation of 53%, and lightness of 40%.

HEX

#309C9C

RGB

48, 156, 156

HSL

180°, 53%, 40%

HSV

180°, 69%, 61%

CMYK

69%, 0%, 0%, 39%

Name Match

Steel Blue

Closest Standard

Shades of #309C9C (Darker Variations)

Shades are created by progressively mixing the base color with black.

Tints of #309C9C (Lighter Variations)

Tints are created by progressively mixing the base color with pure white.

Tones of #309C9C (Muted Variations)

Tones are created by mixing the base color with true neutral gray.

Color Harmonies for #309C9C

Calculated color schemes based on classic color wheel angles for graphic and web design.

Complementary

Analogous

Triadic

Split Complementary

Monochromatic

WCAG Accessibility Contrast Ratios

Verification against Web Content Accessibility Guidelines (WCAG 2.1) standards for web text readability.

Sample Text on #309C9C Background

Contrast Ratio against Pure White (#FFFFFF):3.3 : 1

WCAG AA (4.5:1)

WCAG AAA (7.0:1)

Sample Text on #309C9C Background

Contrast Ratio against Pure Black (#000000):6.36 : 1

WCAG AA (4.5:1)

WCAG AAA (7.0:1)

Developer Code Snippets & Tailwind CSS

CSS Variables & Declarations

:root {
  --color-brand: #309C9C;
}

.element {
  color: #309C9C;
  background-color: #309C9C;
  border-color: #309C9C;
}

Tailwind CSS v4 Utility Classes

<!-- Tailwind Arbitrary Values -->
<div className="bg-[#309C9C] text-[#309C9C] border-[#309C9C]">
  Content styled with #309C9C
</div>