HSL(221, 67%, 33%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,67%,33%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 67%, 33%) color: hsl(221, 67%, 33%)
HEX #1C3F8D color: #1C3F8D
RGB rgb(28, 63, 141) color: rgb(28, 63, 141)
CMYK cmyk(80%, 55%, 0%, 45%)
HSV hsv(221, 80%, 55%)
HWB hwb(221 11% 45%) color: hwb(221 11% 45%)
OKLCH oklch(0.3916 0.1361 263.29) color: oklch(0.3916 0.1361 263.29)
Lab lab(28.71 17.51 -46.88) color: lab(28.71 17.51 -46.88)
LCH lch(28.71 50.04 290.48) color: lch(28.71 50.04 290.48)

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 9.79:1
vs Black 2.14:1

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)

#2B2B7A — rgb(43, 43, 122)

Deuteranopia (Green-blind)

#292776 — rgb(41, 39, 118)

Tritanopia (Blue-blind)

#1E6B68 — rgb(30, 107, 104)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 67%, 33%);

text

color: hsl(221, 67%, 33%);

border

border: 2px solid hsl(221, 67%, 33%);

gradient light

background: linear-gradient(to right, hsl(221, 67%, 53%), hsl(221, 67%, 33%));

gradient dark

background: linear-gradient(to right, hsl(221, 67%, 33%), hsl(221, 67%, 13%))

hex

background-color: #1C3F8D;

tailwind

bg-[hsl(221,67%,33%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 67%, 33%, 0.4);

css variable

--color-primary: hsl(221, 67%, 33%);

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, 67%, 33%)?

HEX: #1C3F8D | RGB: rgb(28, 63, 141) | CMYK: 80%, 55%, 0%, 45% | HSV: 221°, 80%, 55%. Copy any format from the conversion table above.

What colors go well with #1C3F8D?

The complementary color is HSL(41, 67%, 33%). 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, 67%, 33%) in CSS?

As HSL: color: hsl(221, 67%, 33%); — As HEX: color: #1C3F8D; — As RGB: color: rgb(28, 63, 141); — Tailwind CSS: bg-[hsl(221,67%,33%)] — CSS variable: --color-primary: hsl(221, 67%, 33%);