HSL(229, 40%, 40%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

9000K

CSS Class

bg-[hsl(229,40%,40%)]

Color Conversions

Format Value CSS Usage
HSL hsl(229, 40%, 40%) color: hsl(229, 40%, 40%)
HEX #3D4C8F color: #3D4C8F
RGB rgb(61, 76, 143) color: rgb(61, 76, 143)
CMYK cmyk(57%, 47%, 0%, 44%) —
HSV hsv(229, 57%, 56%) —
HWB hwb(229 24% 44%) color: hwb(229 24% 44%)
OKLCH oklch(0.439 0.1113 271.64) color: oklch(0.439 0.1113 271.64)
Lab lab(34.28 15.03 -39.05) color: lab(34.28 15.03 -39.05)
LCH lch(34.28 41.84 291.05) color: lch(34.28 41.84 291.05)

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 7.99:1
vs Black 2.63:1

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)

#43447F — rgb(67, 68, 127)

Deuteranopia (Green-blind)

#43427B — rgb(67, 66, 123)

Tritanopia (Blue-blind)

#3E726F — rgb(62, 114, 111)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(229, 40%, 40%);

text

color: hsl(229, 40%, 40%);

border

border: 2px solid hsl(229, 40%, 40%);

gradient light

background: linear-gradient(to right, hsl(229, 40%, 60%), hsl(229, 40%, 40%));

gradient dark

background: linear-gradient(to right, hsl(229, 40%, 40%), hsl(229, 40%, 20%))

hex

background-color: #3D4C8F;

tailwind

bg-[hsl(229,40%,40%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(229, 40%, 40%, 0.4);

css variable

--color-primary: hsl(229, 40%, 40%);

Related Colors

#52597A

229,20,40

#293FA3

229,60,40

#1F2647

229,40,20

#707FC2

229,40,60

#3D618F

214,40,40

#3D5A8F

219,40,40

#3D3F8F

239,40,40

#433D8F

244,40,40

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(229, 40%, 40%)?

HEX: #3D4C8F | RGB: rgb(61, 76, 143) | CMYK: 57%, 47%, 0%, 44% | HSV: 229°, 57%, 56%. Copy any format from the conversion table above.

What colors go well with #3D4C8F?

The complementary color is HSL(49, 40%, 40%). For a triadic harmony, use hues 229°, 349°, and 109°. For analogous combinations, try hues 199° and 259°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(229, 40%, 40%) in CSS?

As HSL: color: hsl(229, 40%, 40%); — As HEX: color: #3D4C8F; — As RGB: color: rgb(61, 76, 143); — Tailwind CSS: bg-[hsl(229,40%,40%)] — CSS variable: --color-primary: hsl(229, 40%, 40%);