HSL(217, 91%, 21%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(217,91%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(217, 91%, 21%) color: hsl(217, 91%, 21%)
HEX #052A66 color: #052A66
RGB rgb(5, 42, 102) color: rgb(5, 42, 102)
CMYK cmyk(95%, 59%, 0%, 60%)
HSV hsv(217, 95%, 40%)
HWB hwb(217 2% 60%) color: hwb(217 2% 60%)
OKLCH oklch(0.3027 0.1134 260.08) color: oklch(0.3027 0.1134 260.08)
Lab lab(18.57 13.9 -38.64) color: lab(18.57 13.9 -38.64)
LCH lch(18.57 41.06 289.79) color: lch(18.57 41.06 289.79)

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 13.73:1
vs Black 1.53:1

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)

#151557 — rgb(21, 21, 87)

Deuteranopia (Green-blind)

#131054 — rgb(19, 16, 84)

Tritanopia (Blue-blind)

#074C4A — rgb(7, 76, 74)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(217, 91%, 21%);

text

color: hsl(217, 91%, 21%);

border

border: 2px solid hsl(217, 91%, 21%);

gradient light

background: linear-gradient(to right, hsl(217, 91%, 41%), hsl(217, 91%, 21%));

gradient dark

background: linear-gradient(to right, hsl(217, 91%, 21%), hsl(217, 91%, 1%))

hex

background-color: #052A66;

tailwind

bg-[hsl(217,91%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(217, 91%, 21%, 0.4);

css variable

--color-primary: hsl(217, 91%, 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(217, 91%, 21%)?

HEX: #052A66 | RGB: rgb(5, 42, 102) | CMYK: 95%, 59%, 0%, 60% | HSV: 217°, 95%, 40%. Copy any format from the conversion table above.

What colors go well with #052A66?

The complementary color is HSL(37, 91%, 21%). For a triadic harmony, use hues 217°, 337°, and 97°. For analogous combinations, try hues 187° and 247°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(217, 91%, 21%) in CSS?

As HSL: color: hsl(217, 91%, 21%); — As HEX: color: #052A66; — As RGB: color: rgb(5, 42, 102); — Tailwind CSS: bg-[hsl(217,91%,21%)] — CSS variable: --color-primary: hsl(217, 91%, 21%);