#27a4bb

Eastern Blue

Closest match (97% match)

Color formats

RGB

rgb(39, 164, 187)

Red, Green, Blue components

HSL

hsl(189, 65%, 44%)

Hue, Saturation, Lightness

CMYK

cmyk(79, 12, 0, 27)

Print color encoding

Luminance

0.306

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#27a4bb

#bb3e27

Analogous (Adjacent)

#27bb88

#27a4bb

#275abb

Triadic

#27a4bb

#bb27a4

#a4bb27

Split complementary

#27a4bb

#bb275a

#bb8827

Complete conversion table

HEX

#27A4BB

RGB

rgb(39,164,187)

RGBA

rgba(39,164,187, 1)

HSL

hsl(189.32,65.49%,44.31%)

OKLCH (Modern CSS)

oklch(0.66 0.11 213.5)

CSS Variable

--color: #27a4bb;

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

2.95

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

7.11

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#27a4bb#aeaebb

ORIG

SIM

Deuteranopia (green)

#27a4bb#5d53bb

ORIG

SIM

Tritanopia (blue)

#27a4bb#2d5e69

ORIG

SIM

Monochrome (color blind)

#27a4bb#969696

Mixing guide

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

MIXING PALETTE

66%

18%

16%

RYB PIGMENTS

Ultramarine blue

Pigment

66%

Cadmium yellow

Pigment

18%

Ivory black

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)

30.6%

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.

Pacific Blue

#1CA9C9

Gummy Dolphins

#06A9CA

Rainy Mood

#4499AA

Aquarius

#2DB0CE

Tall Poppy

#BB3E27

Cerulean Blue

#275ABB

Jungle Green

#27BB88

Medium Red Violet

#BB27A4

Atlantis

#A4BB27

Maroon Flush

#BB275A

Malibu

#73E0F8

Blue Lagoon

#006C82