#2c91b2

Boston Blue

Closest match (98% match)

Color formats

RGB

rgb(44, 145, 178)

Red, Green, Blue components

HSL

hsl(195, 60%, 44%)

Hue, Saturation, Lightness

CMYK

cmyk(75, 19, 0, 30)

Print color encoding

Luminance

0.240

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#2c91b2

#b24d2c

Analogous (Adjacent)

#2cb290

#2c91b2

#2c4eb2

Triadic

#2c91b2

#b22c91

#91b22c

Split complementary

#2c91b2

#b22c4e

#b2902c

Complete conversion table

HEX

#2C91B2

RGB

rgb(44,145,178)

RGBA

rgba(44,145,178, 1)

HSL

hsl(194.78,60.36%,43.53%)

OKLCH (Modern CSS)

oklch(0.61 0.10 224.4)

CSS Variable

--color: #2c91b2;

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

3.62

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

5.80

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#2c91b2#a0a0b2

ORIG

SIM

Deuteranopia (green)

#2c91b2#5d54b2

ORIG

SIM

Tritanopia (blue)

#2c91b2#315762

ORIG

SIM

Monochrome (color blind)

#2c91b2#868686

Mixing guide

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

MIXING PALETTE

65%

20%

15%

RYB PIGMENTS

Ultramarine blue

Pigment

65%

Ivory black

Pigment

20%

Cadmium yellow

Pigment

15%

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)

24.0%

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.

Mediterranean Sea

#1E8CAB

Corfu Waters

#008AAD

Munsell Blue

#0093AF

Swimmer

#0A91BF

Paarl

#B24D2C

Cerulean Blue

#2C4EB2

Jungle Green

#2CB290

Medium Red Violet

#B22C91

Atlantis

#91B22C

Brick Red

#B22C4E

Sky Blue

#72CBEE

Orient

#005B79