#3fa5bc

Pelorous

Closest match (98% match)

Color formats

RGB

rgb(63, 165, 188)

Red, Green, Blue components

HSL

hsl(191, 50%, 49%)

Hue, Saturation, Lightness

CMYK

cmyk(66, 12, 0, 26)

Print color encoding

Luminance

0.316

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#3fa5bc

#bc563f

Analogous (Adjacent)

#3fbc95

#3fa5bc

#3f66bc

Triadic

#3fa5bc

#bc3fa5

#a5bc3f

Split complementary

#3fa5bc

#bc3f66

#bc953f

Complete conversion table

HEX

#3FA5BC

RGB

rgb(63,165,188)

RGBA

rgba(63,165,188, 1)

HSL

hsl(191.04,49.8%,49.22%)

OKLCH (Modern CSS)

oklch(0.67 0.10 215.5)

CSS Variable

--color: #3fa5bc;

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%

1D

1W

1M

WED

2,450

Contrast

Contrast and readability (WCAG)

On white background

2.87

AP

Small text (14pt)

The quick brown fox jumps over...

AA

AAA

Large text or UI (18pt Bold)

AA

AAA

On black background

7.32

AP

Small text (14pt)

The quick brown fox jumps over...

AA

AAA

Large text or UI (18pt Bold)

AA

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#3fa5bc#afafbc

ORIG

SIM

Deuteranopia (green)

#3fa5bc#6d65bc

ORIG

SIM

Tritanopia (blue)

#3fa5bc#446975

ORIG

SIM

Monochrome (color blind)

#3fa5bc#989898

Mixing guide

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

MIXING PALETTE

77%

20%

3%

RYB PIGMENTS

Ultramarine blue

Pigment

77%

Cadmium yellow

Pigment

20%

Ivory black

Pigment

3%

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)

31.6%

Dark • relative luminance

0%

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

Viking

#4DB1C8

Aquarius

#2DB0CE

Crail

#BC563F

Indigo

#3F66BC

Keppel

#3FBC94

Mulberry

#BC3FA5

Sushi

#A5BC3F

Blush

#BC3F66

Malibu

#81E1F9

Blue Lagoon

#006D83


Top tools

WorkspaceLinksySEO AnalyzerChromoQR Code Generator

ReadyTools

CareersContactTools
Pricing7 days free
SupportSecurityGuidesDocsBlogUpdatesLaraVault

Select Language

Set theme

ReadyTools

© 2026 ReadyTools. All rights reserved.