#23979d

Eastern Blue

Closest match (94% match)

Color formats

RGB

rgb(35, 151, 157)

Red, Green, Blue components

HSL

hsl(183, 64%, 38%)

Hue, Saturation, Lightness

CMYK

cmyk(78, 4, 0, 38)

Print color encoding

Luminance

0.249

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#23979d

#9d2923

Analogous (Adjacent)

#239d66

#23979d

#235a9d

Triadic

#23979d

#9d2397

#979d23

Split complementary

#23979d

#9d235a

#9d6623

Complete conversion table

HEX

#23979D

RGB

rgb(35,151,157)

RGBA

rgba(35,151,157, 1)

HSL

hsl(182.95,63.54%,37.65%)

OKLCH (Modern CSS)

oklch(0.62 0.10 200.3)

CSS Variable

--color: #23979d;

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

3.51

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

5.98

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#23979d#9a9a9d

ORIG

SIM

Deuteranopia (green)

#23979d#50489d

ORIG

SIM

Tritanopia (blue)

#23979d#295660

ORIG

SIM

Monochrome (color blind)

#23979d#898989

Mixing guide

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

MIXING PALETTE

50%

34%

16%

RYB PIGMENTS

Ultramarine blue

Pigment

50%

Ivory black

Pigment

34%

Cadmium yellow

Pigment

16%

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)

24.9%

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.

Java

#259797

Baltic

#279D9F

Oasis

#0092A3

Turkish Jade

#2B888D

Mexican Red

#9D2923

Matisse

#235A9D

Eucalyptus

#239D66

Medium Red Violet

#9D2397

Citron

#979D23

Hibiscus

#9D235A

Viking

#6BD2D8

Blue Stone

#006066