HSL(240, 40%, 45%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(240,40%,45%)]

Color Conversions

Format Value CSS Usage
HSL hsl(240, 40%, 45%) color: hsl(240, 40%, 45%)
HEX #4545A1 color: #4545A1
RGB rgb(69, 69, 161) color: rgb(69, 69, 161)
CMYK cmyk(57%, 57%, 0%, 37%) —
HSV hsv(240, 57%, 63%) —
HWB hwb(240 27% 37%) color: hwb(240 27% 37%)
OKLCH oklch(0.4436 0.1452 278.69) color: oklch(0.4436 0.1452 278.69)
Lab lab(34.18 27.48 -50.09) color: lab(34.18 27.48 -50.09)
LCH lch(34.18 57.13 298.75) color: lch(34.18 57.13 298.75)

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 8.02:1
vs Black 2.62:1

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)

#45458B — rgb(69, 69, 139)

Deuteranopia (Green-blind)

#454585 — rgb(69, 69, 133)

Tritanopia (Blue-blind)

#457975 — rgb(69, 121, 117)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(240, 40%, 45%);

text

color: hsl(240, 40%, 45%);

border

border: 2px solid hsl(240, 40%, 45%);

gradient light

background: linear-gradient(to right, hsl(240, 40%, 65%), hsl(240, 40%, 45%));

gradient dark

background: linear-gradient(to right, hsl(240, 40%, 45%), hsl(240, 40%, 25%))

hex

background-color: #4545A1;

tailwind

bg-[hsl(240,40%,45%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(240, 40%, 45%, 0.4);

css variable

--color-primary: hsl(240, 40%, 45%);

Related Colors

#5C5C8A

240,20,45

#2E2EB8

240,60,45

#262659

240,40,25

#8282C9

240,40,65

#455CA1

225,40,45

#4554A1

230,40,45

#5445A1

250,40,45

#5C45A1

255,40,45

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(240, 40%, 45%)?

HEX: #4545A1 | RGB: rgb(69, 69, 161) | CMYK: 57%, 57%, 0%, 37% | HSV: 240°, 57%, 63%. Copy any format from the conversion table above.

What colors go well with #4545A1?

The complementary color is HSL(60, 40%, 45%). For a triadic harmony, use hues 240°, 0°, and 120°. For analogous combinations, try hues 210° and 270°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(240, 40%, 45%) in CSS?

As HSL: color: hsl(240, 40%, 45%); — As HEX: color: #4545A1; — As RGB: color: rgb(69, 69, 161); — Tailwind CSS: bg-[hsl(240,40%,45%)] — CSS variable: --color-primary: hsl(240, 40%, 45%);