#03728e

Blue Lagoon

Closest match (94% match)

Color formats

RGB

rgb(3, 114, 142)

Red, Green, Blue components

HSL

hsl(192, 96%, 28%)

Hue, Saturation, Lightness

CMYK

cmyk(98, 20, 0, 44)

Print color encoding

Luminance

0.140

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#03728e

#8e1f03

Analogous (Adjacent)

#038e65

#03728e

#032d8e

Triadic

#03728e

#8e0372

#728e03

Split complementary

#03728e

#8e032d

#8e6403

Complete conversion table

HEX

#03728E

RGB

rgb(3,114,142)

RGBA

rgba(3,114,142, 1)

HSL

hsl(192.09,95.86%,28.43%)

OKLCH (Modern CSS)

oklch(0.51 0.09 222.8)

CSS Variable

--color: #03728e;

Preview

Readability and Typography

Headline Test

This text demonstrates the reading experience on this background color.

Headline Test

This text demonstrates the reading experience on this background color.

UI Component Set

This is an example alert bar using the selected color.

SOLIDSOFTOUTLINE

Product Mockup

4582 •••• •••• 9018

CARDHOLDER

JOHN DOE

VALID

12/28

Mobile application

Customer support

Hi! How can we help you today?

I love this new color! 😍

Data visualization

Weekly growth

+1,240

12.5%

WED

2,450

Contrast

Contrast and readability (WCAG)

On white background

5.52

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

3.80

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#03728e#7e7f8e

ORIG

SIM

Deuteranopia (green)

#03728e#362d8e

ORIG

SIM

Tritanopia (blue)

#03728e#09373e

ORIG

SIM

Monochrome (color blind)

#03728e#696969

Mixing guide

How to mix this color using physical paints or printing inks.

MIXING PALETTE

45%

44%

11%

RYB PIGMENTS

Ultramarine blue

Pigment

45%

Ivory black

Pigment

44%

Cadmium yellow

Pigment

11%

Unlike light, mixing paints makes colors darker. This simulation mimics the behavior of physical pigments.

Physical properties

Perceptual and light-related properties derived from the digital color.

Spectral relationship

Cyan hue

485–500 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Cool

A perceptual warm–cool classification. Kelvin does not apply to an arbitrary interface color.

Cool

Neutral

Warm

Luminance (brightness)

14.0%

Dark • relative luminance

50%

100%

An RGB color is produced by combined screen light, so this range is a visual comparison rather than an exact physical wavelength.

Gradient gallery

Generate premium CSS backgrounds and textures from your color.

Similar & Related Colors

Mathematically computed harmonies, shades, and similar tones for this color.

Waterworld

#00718A

Celestial

#007894

Pristine Seas

#007799

Copacabana

#006C8D

Totem Pole

#8E1F03

Smalt

#032D8E

Observatory

#038E65

Cardinal Pink

#8E0372

Limeade

#728E03

Paprika

#8E032D

Fountain Blue

#58AAC8

Astronaut Blue

#003E58