HSL(221, 66%, 48%)

Blue — Blue color

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Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(221,66%,48%)]

Color Conversions

Format Value CSS Usage
HSL hsl(221, 66%, 48%) color: hsl(221, 66%, 48%)
HEX #2A5DCB color: #2A5DCB
RGB rgb(42, 93, 203) color: rgb(42, 93, 203)
CMYK cmyk(79%, 54%, 0%, 20%)
HSV hsv(221, 79%, 80%)
HWB hwb(221 17% 20%) color: hwb(221 17% 20%)
OKLCH oklch(0.5099 0.1798 262.92) color: oklch(0.5099 0.1798 262.92)
Lab lab(42.2 23.15 -61.87) color: lab(42.2 23.15 -61.87)
LCH lch(42.2 66.06 290.51) color: lch(42.2 66.06 290.51)

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 5.95:1
vs Black 3.53:1

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)

#4041B0 — rgb(64, 65, 176)

Deuteranopia (Green-blind)

#3D39AA — rgb(61, 57, 170)

Tritanopia (Blue-blind)

#2D9B97 — rgb(45, 155, 151)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(221, 66%, 48%);

text

color: hsl(221, 66%, 48%);

border

border: 2px solid hsl(221, 66%, 48%);

gradient light

background: linear-gradient(to right, hsl(221, 66%, 68%), hsl(221, 66%, 48%));

gradient dark

background: linear-gradient(to right, hsl(221, 66%, 48%), hsl(221, 66%, 28%))

hex

background-color: #2A5DCB;

tailwind

bg-[hsl(221,66%,48%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(221, 66%, 48%, 0.4);

css variable

--color-primary: hsl(221, 66%, 48%);

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, 66%, 48%)?

HEX: #2A5DCB | RGB: rgb(42, 93, 203) | CMYK: 79%, 54%, 0%, 20% | HSV: 221°, 79%, 80%. Copy any format from the conversion table above.

What colors go well with #2A5DCB?

The complementary color is HSL(41, 66%, 48%). 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, 66%, 48%) in CSS?

As HSL: color: hsl(221, 66%, 48%); — As HEX: color: #2A5DCB; — As RGB: color: rgb(42, 93, 203); — Tailwind CSS: bg-[hsl(221,66%,48%)] — CSS variable: --color-primary: hsl(221, 66%, 48%);