HSL(221, 45%, 45%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

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

Color Conversions

Format Value CSS Usage
HSL hsl(221, 45%, 45%) color: hsl(221, 45%, 45%)
HEX #3F60A6 color: #3F60A6
RGB rgb(63, 96, 166) color: rgb(63, 96, 166)
CMYK cmyk(62%, 42%, 0%, 35%) —
HSV hsv(221, 62%, 65%) —
HWB hwb(221 25% 35%) color: hwb(221 25% 35%)
OKLCH oklch(0.4991 0.1184 263.65) color: oklch(0.4991 0.1184 263.65)
Lab lab(41.49 10.55 -41.35) color: lab(41.49 10.55 -41.35)
LCH lch(41.49 42.67 284.31) color: lch(41.49 42.67 284.31)

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 6.11:1
vs Black 3.44:1

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)

#4D4E95 — rgb(77, 78, 149)

Deuteranopia (Green-blind)

#4B4991 — rgb(75, 73, 145)

Tritanopia (Blue-blind)

#418885 — rgb(65, 136, 133)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

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

text

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

border

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

gradient light

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

gradient dark

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

hex

background-color: #3F60A6;

tailwind

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

box shadow

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

css variable

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

Related Colors

#56688F

221,25,45

#2857BD

221,65,45

#23355C

221,45,25

#7E97CE

221,45,65

#3F7AA6

206,45,45

#3F71A6

211,45,45

#3F4FA6

231,45,45

#3F46A6

236,45,45

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, 45%, 45%)?

HEX: #3F60A6 | RGB: rgb(63, 96, 166) | CMYK: 62%, 42%, 0%, 35% | HSV: 221°, 62%, 65%. Copy any format from the conversion table above.

What colors go well with #3F60A6?

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

As HSL: color: hsl(221, 45%, 45%); — As HEX: color: #3F60A6; — As RGB: color: rgb(63, 96, 166); — Tailwind CSS: bg-[hsl(221,45%,45%)] — CSS variable: --color-primary: hsl(221, 45%, 45%);