#2d4ec2

Cerulean Blue

Closest match (98% match)

Color formats

RGB

rgb(45, 78, 194)

Red, Green, Blue components

HSL

hsl(227, 62%, 47%)

Hue, Saturation, Lightness

CMYK

cmyk(77, 60, 0, 24)

Print color encoding

Luminance

0.099

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#2d4ec2

#c2a12d

Analogous (Adjacent)

#2d99c2

#2d4ec2

#572dc2

Triadic

#2d4ec2

#c22d4e

#4ec22d

Split complementary

#2d4ec2

#c2572d

#99c22d

Complete conversion table

HEX

#2D4EC2

RGB

rgb(45,78,194)

RGBA

rgba(45,78,194, 1)

HSL

hsl(226.71,62.34%,46.86%)

OKLCH (Modern CSS)

oklch(0.47 0.19 266.8)

CSS Variable

--color: #2d4ec2;

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

7.05

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

2.98

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#2d4ec2#8182c2

ORIG

SIM

Deuteranopia (green)

#2d4ec2#645ac2

ORIG

SIM

Tritanopia (blue)

#2d4ec2#2f383e

ORIG

SIM

Monochrome (color blind)

#2d4ec2#585671

Mixing guide

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

MIXING PALETTE

85%

10%

RYB PIGMENTS

Ultramarine blue

Pigment

85%

Ivory black

Pigment

10%

Cadmium yellow

Pigment

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

Blue hue

450–495 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)

9.9%

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.

Flying Fish Blue

#024ACA

Once in a Blue Moon

#0044BB

Denim

#2243B6

Frosted Blueberries

#0055DD

Hokey Pokey

#C2A12D

Purple Heart

#572DC2

Curious Blue

#2D99C2

Brick Red

#C22D4E

Apple

#4EC22D

Tuscany

#C2562D

Malibu

#7683FF

Resolution Blue

#002087