HSL(216, 87%, 30%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(216,87%,30%)]

Color Conversions

Format Value CSS Usage
HSL hsl(216, 87%, 30%) color: hsl(216, 87%, 30%)
HEX #0A3F8F color: #0A3F8F
RGB rgb(10, 63, 143) color: rgb(10, 63, 143)
CMYK cmyk(93%, 56%, 0%, 44%)
HSV hsv(216, 93%, 56%)
HWB hwb(216 4% 44%) color: hwb(216 4% 44%)
OKLCH oklch(0.3883 0.143 259.63) color: oklch(0.3883 0.143 259.63)
Lab lab(28.38 16.85 -48.66) color: lab(28.38 16.85 -48.66)
LCH lch(28.38 51.49 289.1) color: lch(28.38 51.49 289.1)

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 9.9:1
vs Black 2.12:1

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)

#21217C — rgb(33, 33, 124)

Deuteranopia (Green-blind)

#1E1A77 — rgb(30, 26, 119)

Tritanopia (Blue-blind)

#0D6C69 — rgb(13, 108, 105)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(216, 87%, 30%);

text

color: hsl(216, 87%, 30%);

border

border: 2px solid hsl(216, 87%, 30%);

gradient light

background: linear-gradient(to right, hsl(216, 87%, 50%), hsl(216, 87%, 30%));

gradient dark

background: linear-gradient(to right, hsl(216, 87%, 30%), hsl(216, 87%, 10%))

hex

background-color: #0A3F8F;

tailwind

bg-[hsl(216,87%,30%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(216, 87%, 30%, 0.4);

css variable

--color-primary: hsl(216, 87%, 30%);

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(216, 87%, 30%)?

HEX: #0A3F8F | RGB: rgb(10, 63, 143) | CMYK: 93%, 56%, 0%, 44% | HSV: 216°, 93%, 56%. Copy any format from the conversion table above.

What colors go well with #0A3F8F?

The complementary color is HSL(36, 87%, 30%). For a triadic harmony, use hues 216°, 336°, and 96°. For analogous combinations, try hues 186° and 246°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(216, 87%, 30%) in CSS?

As HSL: color: hsl(216, 87%, 30%); — As HEX: color: #0A3F8F; — As RGB: color: rgb(10, 63, 143); — Tailwind CSS: bg-[hsl(216,87%,30%)] — CSS variable: --color-primary: hsl(216, 87%, 30%);