HSL(229, 90%, 21%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(229,90%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(229, 90%, 21%) color: hsl(229, 90%, 21%)
HEX #051766 color: #051766
RGB rgb(5, 23, 102) color: rgb(5, 23, 102)
CMYK cmyk(95%, 77%, 0%, 60%)
HSV hsv(229, 95%, 40%)
HWB hwb(229 2% 60%) color: hwb(229 2% 60%)
OKLCH oklch(0.2634 0.1378 265.34) color: oklch(0.2634 0.1378 265.34)
Lab lab(13.25 27.71 -47.36) color: lab(13.25 27.71 -47.36)
LCH lch(13.25 54.87 300.33) color: lch(13.25 54.87 300.33)

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 15.9:1
vs Black 1.32:1

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)

#0D0D53 — rgb(13, 13, 83)

Deuteranopia (Green-blind)

#0C0A4E — rgb(12, 10, 78)

Tritanopia (Blue-blind)

#064440 — rgb(6, 68, 64)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(229, 90%, 21%);

text

color: hsl(229, 90%, 21%);

border

border: 2px solid hsl(229, 90%, 21%);

gradient light

background: linear-gradient(to right, hsl(229, 90%, 41%), hsl(229, 90%, 21%));

gradient dark

background: linear-gradient(to right, hsl(229, 90%, 21%), hsl(229, 90%, 1%))

hex

background-color: #051766;

tailwind

bg-[hsl(229,90%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(229, 90%, 21%, 0.4);

css variable

--color-primary: hsl(229, 90%, 21%);

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(229, 90%, 21%)?

HEX: #051766 | RGB: rgb(5, 23, 102) | CMYK: 95%, 77%, 0%, 60% | HSV: 229°, 95%, 40%. Copy any format from the conversion table above.

What colors go well with #051766?

The complementary color is HSL(49, 90%, 21%). For a triadic harmony, use hues 229°, 349°, and 109°. For analogous combinations, try hues 199° and 259°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(229, 90%, 21%) in CSS?

As HSL: color: hsl(229, 90%, 21%); — As HEX: color: #051766; — As RGB: color: rgb(5, 23, 102); — Tailwind CSS: bg-[hsl(229,90%,21%)] — CSS variable: --color-primary: hsl(229, 90%, 21%);