#42437c

East Bay

Closest match (96% match)

Color formats

RGB

rgb(66, 67, 124)

Red, Green, Blue components

HSL

hsl(239, 31%, 37%)

Hue, Saturation, Lightness

CMYK

cmyk(47, 46, 0, 51)

Print color encoding

Luminance

0.066

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#42437c

#7c7b42

Analogous (Adjacent)

#42607c

#42437c

#5e427c

Triadic

#42437c

#7c4243

#437c42

Split complementary

#42437c

#7c5e42

#607c42

Complete conversion table

HEX

#42437C

RGB

rgb(66,67,124)

RGBA

rgba(66,67,124, 1)

HSL

hsl(238.97,30.53%,37.25%)

OKLCH (Modern CSS)

oklch(0.41 0.09 280.7)

CSS Variable

--color: #42437c;

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

9.03

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

2.33

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#42437c#5c5d7c

ORIG

SIM

Deuteranopia (green)

#42437c#57537c

ORIG

SIM

Tritanopia (blue)

#42437c#423c43

ORIG

SIM

Monochrome (color blind)

#42437c#494949

Mixing guide

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

MIXING PALETTE

53%

47%

RYB PIGMENTS

Ivory black

Pigment

53%

Ultramarine blue

Pigment

47%

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)

6.6%

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.

Good Karma

#333C76

Space Missions

#324471

Twilight

#4E518B

Tangent Periwinkle

#50507F

Yellow Metal

#7C7B42

Victoria

#5E427C

Blue Bayoux

#42607C

Spicy Mix

#7C4243

Fern Green

#437C42

Spicy Mix

#7C5E42

Wild Blue Yonder

#7A77B5

Deep Cove

#061547