HSL(231, 79%, 31%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(231,79%,31%)]

Color Conversions

Format Value CSS Usage
HSL hsl(231, 79%, 31%) color: hsl(231, 79%, 31%)
HEX #11238D color: #11238D
RGB rgb(17, 35, 141) color: rgb(17, 35, 141)
CMYK cmyk(88%, 75%, 0%, 45%)
HSV hsv(231, 88%, 55%)
HWB hwb(231 7% 45%) color: hwb(231 7% 45%)
OKLCH oklch(0.3335 0.1729 266.9) color: oklch(0.3335 0.1729 266.9)
Lab lab(20.99 35.54 -59.53) color: lab(20.99 35.54 -59.53)
LCH lch(20.99 69.33 300.84) color: lch(20.99 69.33 300.84)

Color Theory

Complementary

Triadic

Analogous

Tetradic (Square)

Split-Complementary

Accessibility (WCAG)

White text on color

Black text on color

Color on white bg

Colored text

Contrast Ratios

vs White 12.74:1
vs Black 1.65:1

AA Normal (4.5:1)

on White: PASS ✓ on Black: FAIL ✗

AA Large (3:1)

on White: PASS ✓ on Black: FAIL ✗

AAA Normal (7:1)

on White: PASS ✓

Best text on this color: white

Color Blindness Simulation

Protanopia (Red-blind)

#191973 — rgb(25, 25, 115)

Deuteranopia (Green-blind)

#18166D — rgb(24, 22, 109)

Tritanopia (Blue-blind)

#125F5B — rgb(18, 95, 91)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(231, 79%, 31%);

text

color: hsl(231, 79%, 31%);

border

border: 2px solid hsl(231, 79%, 31%);

gradient light

background: linear-gradient(to right, hsl(231, 79%, 51%), hsl(231, 79%, 31%));

gradient dark

background: linear-gradient(to right, hsl(231, 79%, 31%), hsl(231, 79%, 11%))

hex

background-color: #11238D;

tailwind

bg-[hsl(231,79%,31%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(231, 79%, 31%, 0.4);

css variable

--color-primary: hsl(231, 79%, 31%);

Related Colors

Use Cases for Blue

Corporate branding Trust signals Tech products Social media Primary buttons

Frequently Asked Questions

What are all the color codes for HSL(231, 79%, 31%)?

HEX: #11238D | RGB: rgb(17, 35, 141) | CMYK: 88%, 75%, 0%, 45% | HSV: 231°, 88%, 55%. Copy any format from the conversion table above.

What colors go well with #11238D?

The complementary color is HSL(51, 79%, 31%). For a triadic harmony, use hues 231°, 351°, and 111°. For analogous combinations, try hues 201° and 261°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(231, 79%, 31%) in CSS?

As HSL: color: hsl(231, 79%, 31%); — As HEX: color: #11238D; — As RGB: color: rgb(17, 35, 141); — Tailwind CSS: bg-[hsl(231,79%,31%)] — CSS variable: --color-primary: hsl(231, 79%, 31%);