HSL(217, 51%, 25%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(217,51%,25%)]

Color Conversions

Format Value CSS Usage
HSL hsl(217, 51%, 25%) color: hsl(217, 51%, 25%)
HEX #1F3860 color: #1F3860
RGB rgb(31, 56, 96) color: rgb(31, 56, 96)
CMYK cmyk(68%, 42%, 0%, 62%)
HSV hsv(217, 68%, 38%)
HWB hwb(217 12% 62%) color: hwb(217 12% 62%)
OKLCH oklch(0.3423 0.0771 259.4) color: oklch(0.3423 0.0771 259.4)
Lab lab(23.55 4.73 -26.66) color: lab(23.55 4.73 -26.66)
LCH lch(23.55 27.08 280.06) color: lch(23.55 27.08 280.06)

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 11.71:1
vs Black 1.79:1

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)

#2A2A56 — rgb(42, 42, 86)

Deuteranopia (Green-blind)

#282754 — rgb(40, 39, 84)

Tritanopia (Blue-blind)

#204F4D — rgb(32, 79, 77)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(217, 51%, 25%);

text

color: hsl(217, 51%, 25%);

border

border: 2px solid hsl(217, 51%, 25%);

gradient light

background: linear-gradient(to right, hsl(217, 51%, 45%), hsl(217, 51%, 25%));

gradient dark

background: linear-gradient(to right, hsl(217, 51%, 25%), hsl(217, 51%, 5%))

hex

background-color: #1F3860;

tailwind

bg-[hsl(217,51%,25%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(217, 51%, 25%, 0.4);

css variable

--color-primary: hsl(217, 51%, 25%);

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, 51%, 25%)?

HEX: #1F3860 | RGB: rgb(31, 56, 96) | CMYK: 68%, 42%, 0%, 62% | HSV: 217°, 68%, 38%. Copy any format from the conversion table above.

What colors go well with #1F3860?

The complementary color is HSL(37, 51%, 25%). 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, 51%, 25%) in CSS?

As HSL: color: hsl(217, 51%, 25%); — As HEX: color: #1F3860; — As RGB: color: rgb(31, 56, 96); — Tailwind CSS: bg-[hsl(217,51%,25%)] — CSS variable: --color-primary: hsl(217, 51%, 25%);