HSL(221, 99%, 25%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,99%,25%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 99%, 25%) color: hsl(221, 99%, 25%)
HEX #01297F color: #01297F
RGB rgb(1, 41, 127) color: rgb(1, 41, 127)
CMYK cmyk(99%, 68%, 0%, 50%)
HSV hsv(221, 99%, 50%)
HWB hwb(221 1% 50%) color: hwb(221 1% 50%)
OKLCH oklch(0.3244 0.1508 262.31) color: oklch(0.3244 0.1508 262.31)
Lab lab(20.53 25.2 -51.52) color: lab(20.53 25.2 -51.52)
LCH lch(20.53 57.35 296.06) color: lch(20.53 57.35 296.06)

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 12.92:1
vs Black 1.62:1

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)

#12136A — rgb(18, 19, 106)

Deuteranopia (Green-blind)

#100D65 — rgb(16, 13, 101)

Tritanopia (Blue-blind)

#035A56 — rgb(3, 90, 86)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 99%, 25%);

text

color: hsl(221, 99%, 25%);

border

border: 2px solid hsl(221, 99%, 25%);

gradient light

background: linear-gradient(to right, hsl(221, 99%, 45%), hsl(221, 99%, 25%));

gradient dark

background: linear-gradient(to right, hsl(221, 99%, 25%), hsl(221, 99%, 5%))

hex

background-color: #01297F;

tailwind

bg-[hsl(221,99%,25%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 99%, 25%, 0.4);

css variable

--color-primary: hsl(221, 99%, 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(221, 99%, 25%)?

HEX: #01297F | RGB: rgb(1, 41, 127) | CMYK: 99%, 68%, 0%, 50% | HSV: 221°, 99%, 50%. Copy any format from the conversion table above.

What colors go well with #01297F?

The complementary color is HSL(41, 99%, 25%). For a triadic harmony, use hues 221°, 341°, and 101°. For analogous combinations, try hues 191° and 251°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(221, 99%, 25%) in CSS?

As HSL: color: hsl(221, 99%, 25%); — As HEX: color: #01297F; — As RGB: color: rgb(1, 41, 127); — Tailwind CSS: bg-[hsl(221,99%,25%)] — CSS variable: --color-primary: hsl(221, 99%, 25%);