HSL(206, 40%, 40%)

Blue — Blue color

Adjust Color

Color Information

Color Name

Blue

Color Family

Blue

Warm / Cool

🔵 Cool

Temperature

7000K

CSS Class

bg-[hsl(206,40%,40%)]

Color Conversions

Format	Value	CSS Usage
HSL	hsl(206, 40%, 40%)	color: hsl(206, 40%, 40%)
HEX	#3D6B8F	color: #3D6B8F
RGB	rgb(61, 107, 143)	color: rgb(61, 107, 143)
CMYK	cmyk(57%, 25%, 0%, 44%)	—
HSV	hsv(206, 57%, 56%)	—
HWB	hwb(206 24% 44%)	color: hwb(206 24% 44%)
OKLCH	oklch(0.5106 0.0766 243.71)	color: oklch(0.5106 0.0766 243.71)
Lab	lab(43.49 -4.64 -24.53)	color: lab(43.49 -4.64 -24.53)
LCH	lch(43.49 24.96 259.29)	color: lch(43.49 24.96 259.29)

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 5.68:1

vs Black 3.7:1

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)

#515186 — rgb(81, 81, 134)

Deuteranopia (Green-blind)

#4E4B84 — rgb(78, 75, 132)

Tritanopia (Blue-blind)

#3F7F7E — rgb(63, 127, 126)

Tints & Shades

Tints (Lighter →)

← Shades (Darker)

Saturation (0% → 100%)

CSS Code Snippets

background

background-color: hsl(206, 40%, 40%);

text

color: hsl(206, 40%, 40%);

border

border: 2px solid hsl(206, 40%, 40%);

gradient light

background: linear-gradient(to right, hsl(206, 40%, 60%), hsl(206, 40%, 40%));

gradient dark

background: linear-gradient(to right, hsl(206, 40%, 40%), hsl(206, 40%, 20%))

hex

background-color: #3D6B8F;

tailwind

bg-[hsl(206,40%,40%)]

box shadow

box-shadow: 0 4px 6px -1px hsl(206, 40%, 40%, 0.4);

css variable

--color-primary: hsl(206, 40%, 40%);

Related Colors

#52697A

206,20,40

#296EA3

206,60,40

#1F3647

206,40,20

#709EC2

206,40,60

#3D808F

191,40,40

#3D798F

196,40,40

#3D5E8F

216,40,40

#3D578F

221,40,40

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(206, 40%, 40%)?

HEX: #3D6B8F | RGB: rgb(61, 107, 143) | CMYK: 57%, 25%, 0%, 44% | HSV: 206°, 57%, 56%. Copy any format from the conversion table above.

What colors go well with #3D6B8F?

The complementary color is HSL(26, 40%, 40%). For a triadic harmony, use hues 206°, 326°, and 86°. For analogous combinations, try hues 176° and 236°. See the Color Harmony section above for complete palettes with previews.

How do I use HSL(206, 40%, 40%) in CSS?

As HSL: color: hsl(206, 40%, 40%); — As HEX: color: #3D6B8F; — As RGB: color: rgb(61, 107, 143); — Tailwind CSS: bg-[hsl(206,40%,40%)] — CSS variable: --color-primary: hsl(206, 40%, 40%);