#548abf

Steel Blue

Closest match (97% match)

Color formats

RGB

rgb(84, 138, 191)

Red, Green, Blue components

HSL

hsl(210, 46%, 54%)

Hue, Saturation, Lightness

CMYK

cmyk(56, 28, 0, 25)

Print color encoding

Luminance

0.238

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#548abf

#bf8954

Analogous (Adjacent)

#54bfbf

#548abf

#5454bf

Triadic

#548abf

#bf548a

#8abf54

Split complementary

#548abf

#bf5454

#bfbe54

Complete conversion table

HEX

#548ABF

RGB

rgb(84,138,191)

RGBA

rgba(84,138,191, 1)

HSL

hsl(209.72,45.53%,53.92%)

OKLCH (Modern CSS)

oklch(0.62 0.10 249.3)

CSS Variable

--color: #548abf;

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

3.64

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

5.76

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#548abf#a1a2bf

ORIG

SIM

Deuteranopia (green)

#548abf#7b74bf

ORIG

SIM

Tritanopia (blue)

#548abf#576571

ORIG

SIM

Monochrome (color blind)

#548abf#868686

Mixing guide

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

MIXING PALETTE

74%

16%

11%

RYB PIGMENTS

Ultramarine blue

Pigment

74%

Titanium white

Pigment

16%

Cadmium yellow

Pigment

11%

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)

23.8%

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.

Sea Salt Rivers

#5087BD

Marina

#5A88C8

Warm Spring

#4286BC

Fisher King

#5182B9

Twine

#BF8954

Blue Violet

#5454BF

Fountain Blue

#54BFBF

Mulberry

#BF548A

Mantis

#8ABF54

Fuzzy Wuzzy Brown

#BF5454

Malibu

#91C4FC

Venice Blue

#045585