HSL(221, 71%, 45%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,71%,45%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 71%, 45%) color: hsl(221, 71%, 45%)
HEX #2155C4 color: #2155C4
RGB rgb(33, 85, 196) color: rgb(33, 85, 196)
CMYK cmyk(83%, 57%, 0%, 23%)
HSV hsv(221, 83%, 77%)
HWB hwb(221 13% 23%) color: hwb(221 13% 23%)
OKLCH oklch(0.4851 0.1825 262.71) color: oklch(0.4851 0.1825 262.71)
Lab lab(39.25 24.88 -62.63) color: lab(39.25 24.88 -62.63)
LCH lch(39.25 67.39 291.67) color: lch(39.25 67.39 291.67)

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 6.64:1
vs Black 3.16:1

AA Normal (4.5:1)

on White: PASS ✓ on Black: FAIL ✗

AA Large (3:1)

on White: PASS ✓ on Black: PASS ✓

AAA Normal (7:1)

on White: FAIL ✗

Best text on this color: white

Color Blindness Simulation

Protanopia (Red-blind)

#3838A9 — rgb(56, 56, 169)

Deuteranopia (Green-blind)

#3531A3 — rgb(53, 49, 163)

Tritanopia (Blue-blind)

#24948F — rgb(36, 148, 143)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 71%, 45%);

text

color: hsl(221, 71%, 45%);

border

border: 2px solid hsl(221, 71%, 45%);

gradient light

background: linear-gradient(to right, hsl(221, 71%, 65%), hsl(221, 71%, 45%));

gradient dark

background: linear-gradient(to right, hsl(221, 71%, 45%), hsl(221, 71%, 25%))

hex

background-color: #2155C4;

tailwind

bg-[hsl(221,71%,45%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 71%, 45%, 0.4);

css variable

--color-primary: hsl(221, 71%, 45%);

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, 71%, 45%)?

HEX: #2155C4 | RGB: rgb(33, 85, 196) | CMYK: 83%, 57%, 0%, 23% | HSV: 221°, 83%, 77%. Copy any format from the conversion table above.

What colors go well with #2155C4?

The complementary color is HSL(41, 71%, 45%). 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, 71%, 45%) in CSS?

As HSL: color: hsl(221, 71%, 45%); — As HEX: color: #2155C4; — As RGB: color: rgb(33, 85, 196); — Tailwind CSS: bg-[hsl(221,71%,45%)] — CSS variable: --color-primary: hsl(221, 71%, 45%);