#233D4D Color Information

Hex color code: #233D4D

A dramatic blue shade, #233D4D appears as (35, 61, 77) in RGB and (203°, 37%, 22%) in HSL. It is typically applied in digital products.

Try:
Color NameDark Slate Gray
HEX
#233D4D
RGB
35, 61, 77
HSL
203°, 37%, 22%
CMYK
55%, 21%, 0%, 70%

Shades

CSS Usage
color: #233D4D;
background-color: #233D4D;
border-color: #233D4D;
box-shadow: 0 0 10px #233D4D;
border: 2px solid #233D4D;
Tailwind Usage
bg-[#233D4D]
text-[#233D4D]
border-[#233D4D]
shadow-[0_0_10px_233D4D]

Generate Gradient

→
Gradient CSS
background: linear-gradient(90deg, #233D4D, #FF5733);

Preview in UI

Button

.btn-primary { background-color: #233D4D; color: #FFFFFF; }

Badge

New Feature
.badge { background-color: #233D4D; 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 #233D4D; background-color: #233D4D15; }

Alert / Toast

This is an alert using your color as accent.
.alert { background-color: #233D4D20; border-left: 4px solid #233D4D; }

Link / Accent

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

a { color: #233D4D; }

Related Colors

Complementary

Analogous

Triadic

Split Complementary

Tetradic

Monochromatic

Popular Colors

Common HEX Colors

Color Theory

Relationships based on the position of #233D4D in the color wheel.

● Current● Complementary● Triadic● Analogous

RGB, HSL and CMYK Values

RGB

35, 61, 77

Red: 35 / Green: 61 / Blue: 77

HSL

203°, 37%, 22%

Hue: 203° / Saturation: 37% / Lightness: 22%

CMYK

55%, 21%, 0%, 70%

Cyan: 55% / Magenta: 21% / Yellow: 0% / Key: 70%

What color is #233D4D?

#233D4D is a cyan-blue hue associated with trust and professionalism.

Color Shades

FFFFFF
BDC5CA
7B8B94
39505F

Complementary Colors

4D3323

Color Palette

4D3323Complementary
234D48Analogous
23284D
4D233DTriadic
3D4D23
000000Shade
0B1318Shade
3B6681Shade
578FB2Shade

HEX to RGB

Convert #233D4D to RGB:

rgb(35, 61, 77)HEX to RGB Converter →

HEX to HSL

Convert #233D4D to HSL:

hsl(203, 37%, 22%)RGB to HSL Converter →

HEX to CMYK

Convert #233D4D to CMYK:

cmyk(55%, 21%, 0%, 70%)Color Converter →

Color Meaning and Usage

A rich blue tone, #233D4D has RGB (35, 61, 77) and HSL (203°, 37%, 22%). Known for evoking trust and professionalism, this cyan-blue hue is frequently seen in web interfaces. Lighter variations like #FFFFFF create softer gradients.

The complementary color of #233D4D is #4D3323, creating high-contrast pairings. For softer combinations, try analogous colors like #234D48.

Use #233D4D in CSS: color: #233D4D or background-color: #233D4D. Create palettes with Color Palette Generator or check contrast with Contrast Checker.

Contrast with #233D4D

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 #233D4D?

#233D4D is a rich blue color - a cyan-blue hue that evokes trust and professionalism.

What is the RGB value of #233D4D?

#233D4D in RGB is (35, 61, 77) - 35 red, 61 green, and 77 blue.

How to use #233D4D in CSS?

Use #233D4D directly in your CSS properties like color or background-color.

What colors go well with #233D4D?

#4D3323 (complementary), #234D48 (analogous), and #0B1318 (lighter shade) work well with #233D4D.