HSL(221, 78%, 50%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,78%,50%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 78%, 50%) color: hsl(221, 78%, 50%)
HEX #1C5BE3 color: #1C5BE3
RGB rgb(28, 91, 227) color: rgb(28, 91, 227)
CMYK cmyk(88%, 60%, 0%, 11%) —
HSV hsv(221, 88%, 89%) —
HWB hwb(221 11% 11%) color: hwb(221 11% 11%)
OKLCH oklch(0.5219 0.2161 262.71) color: oklch(0.5219 0.2161 262.71)
Lab lab(43.17 32.51 -74.03) color: lab(43.17 32.51 -74.03)
LCH lch(43.17 80.85 293.71) color: lch(43.17 80.85 293.71)

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 5.75:1
vs Black 3.66:1

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)

#3738C2 — rgb(55, 56, 194)

Deuteranopia (Green-blind)

#342FBA — rgb(52, 47, 186)

Tritanopia (Blue-blind)

#1FA8A2 — rgb(31, 168, 162)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 78%, 50%);

text

color: hsl(221, 78%, 50%);

border

border: 2px solid hsl(221, 78%, 50%);

gradient light

background: linear-gradient(to right, hsl(221, 78%, 70%), hsl(221, 78%, 50%));

gradient dark

background: linear-gradient(to right, hsl(221, 78%, 50%), hsl(221, 78%, 30%))

hex

background-color: #1C5BE3;

tailwind

bg-[hsl(221,78%,50%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 78%, 50%, 0.4);

css variable

--color-primary: hsl(221, 78%, 50%);

Related Colors

#3664C9

221,58,50

#0352FC

221,98,50

#113788

221,78,30

#779DEE

221,78,70

#1C8DE3

206,78,50

#1C7CE3

211,78,50

#1C3AE3

231,78,50

#1C29E3

236,78,50

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, 78%, 50%)?

HEX: #1C5BE3 | RGB: rgb(28, 91, 227) | CMYK: 88%, 60%, 0%, 11% | HSV: 221°, 88%, 89%. Copy any format from the conversion table above.

What colors go well with #1C5BE3?

The complementary color is HSL(41, 78%, 50%). 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, 78%, 50%) in CSS?

As HSL: color: hsl(221, 78%, 50%); — As HEX: color: #1C5BE3; — As RGB: color: rgb(28, 91, 227); — Tailwind CSS: bg-[hsl(221,78%,50%)] — CSS variable: --color-primary: hsl(221, 78%, 50%);