#353B40 Color Information

Hex color code: #353B40

A dark blue shade, #353B40 appears as (53, 59, 64) in RGB and (207°, 9%, 23%) in HSL. It is frequently seen in web interfaces.

Try:

Color NameDark Slate Gray

HEX

#353B40

RGB

53, 59, 64

HSL

207°, 9%, 23%

CMYK

17%, 8%, 0%, 75%

Shades

CSS Usage

color: #353B40;
background-color: #353B40;
border-color: #353B40;
box-shadow: 0 0 10px #353B40;
border: 2px solid #353B40;

Tailwind Usage

bg-[#353B40]
text-[#353B40]
border-[#353B40]
shadow-[0_0_10px_353B40]

Generate Gradient

→

Gradient CSS

background: linear-gradient(90deg, #353B40, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #353B40; color: #FFFFFF; }

Badge

New Feature

.badge { background-color: #353B40; color: #FFFFFF; }

Text Highlight

The quick brown fox jumps over the lazy dog. highlighted text example shows how the color looks as a text highlight.

Card

Card Title

This card uses your color as a border accent.

.card-accent { border: 2px solid #353B40; background-color: #353B4015; }

Alert / Toast

This is an alert using your color as accent.

.alert { background-color: #353B4020; border-left: 4px solid #353B40; }

Link / Accent

This is a paragraph with a link using your color. The color can be applied to interactive elements.

a { color: #353B40; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #353B40 in the color wheel.

● Current● Complementary● Triadic● Analogous

RGB, HSL and CMYK Values

RGB

53, 59, 64

Red: 53 / Green: 59 / Blue: 64

HSL

207°, 9%, 23%

Hue: 207° / Saturation: 9% / Lightness: 23%

CMYK

17%, 8%, 0%, 75%

Cyan: 17% / Magenta: 8% / Yellow: 0% / Key: 75%

What color is #353B40?

#353B40 is a desaturated neutral associated with balance and subtlety.

Color Shades

Complementary Colors

403A35

Color Palette

HEX to RGB

Convert #353B40 to RGB:

rgb(53, 59, 64)HEX to RGB Converter →

HEX to HSL

Convert #353B40 to HSL:

hsl(207, 9%, 23%)RGB to HSL Converter →

HEX to CMYK

Convert #353B40 to CMYK:

cmyk(17%, 8%, 0%, 75%)Color Converter →

Color Meaning and Usage

A dramatic blue tone, #353B40 has RGB (53, 59, 64) and HSL (207°, 9%, 23%). Known for evoking balance and subtlety, this desaturated neutral is popular in mobile app design. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #353B40 is #403A35, creating high-contrast pairings. For softer combinations, try analogous colors like #35403F.

Use #353B40 in CSS: color: #353B40 or background-color: #353B40. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #353B40

Sample text on this color - The quick brown fox jumps over the lazy dog.

Contrast Ratio: 1.85:1

WCAG AA: Fail

WCAG AAA: Fail

Need more control? Contrast Checker →

Frequently Asked Questions

What color is #353B40?

#353B40 is a dramatic blue color - a desaturated neutral that evokes balance and subtlety.

What is the RGB value of #353B40?

#353B40 in RGB is (53, 59, 64) - 53 red, 59 green, and 64 blue.

How to use #353B40 in CSS?

Use #353B40 directly in your CSS properties like color or background-color.

What colors go well with #353B40?

#403A35 (complementary), #35403F (analogous), and #131516 (lighter shade) work well with #353B40.