HSL(235, 100%, 21%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(235,100%,21%)]

Color Conversions

Format Value CSS Usage
HSL hsl(235, 100%, 21%) color: hsl(235, 100%, 21%)
HEX #00096B color: #00096B
RGB rgb(0, 9, 107) color: rgb(0, 9, 107)
CMYK cmyk(100%, 92%, 0%, 58%)
HSV hsv(235, 100%, 42%)
HWB hwb(235 0% 58%) color: hwb(235 0% 58%)
OKLCH oklch(0.2486 0.1585 264.21) color: oklch(0.2486 0.1585 264.21)
Lab lab(10.97 37.27 -54.46) color: lab(10.97 37.27 -54.46)
LCH lch(10.97 65.99 304.39) color: lch(10.97 65.99 304.39)

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 16.78:1
vs Black 1.25:1

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)

#040453 — rgb(4, 4, 83)

Deuteranopia (Green-blind)

#03034E — rgb(3, 3, 78)

Tritanopia (Blue-blind)

#00413C — rgb(0, 65, 60)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(235, 100%, 21%);

text

color: hsl(235, 100%, 21%);

border

border: 2px solid hsl(235, 100%, 21%);

gradient light

background: linear-gradient(to right, hsl(235, 100%, 41%), hsl(235, 100%, 21%));

gradient dark

background: linear-gradient(to right, hsl(235, 100%, 21%), hsl(235, 100%, 1%))

hex

background-color: #00096B;

tailwind

bg-[hsl(235,100%,21%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(235, 100%, 21%, 0.4);

css variable

--color-primary: hsl(235, 100%, 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(235, 100%, 21%)?

HEX: #00096B | RGB: rgb(0, 9, 107) | CMYK: 100%, 92%, 0%, 58% | HSV: 235°, 100%, 42%. Copy any format from the conversion table above.

What colors go well with #00096B?

The complementary color is HSL(55, 100%, 21%). For a triadic harmony, use hues 235°, 355°, and 115°. For analogous combinations, try hues 205° and 265°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(235, 100%, 21%) in CSS?

As HSL: color: hsl(235, 100%, 21%); — As HEX: color: #00096B; — As RGB: color: rgb(0, 9, 107); — Tailwind CSS: bg-[hsl(235,100%,21%)] — CSS variable: --color-primary: hsl(235, 100%, 21%);