#066cfe

Blue Ribbon

Closest match (98% match)

Color formats

RGB

rgb(6, 108, 254)

Red, Green, Blue components

HSL

hsl(215, 99%, 51%)

Hue, Saturation, Lightness

CMYK

cmyk(98, 57, 0, 0)

Print color encoding

Luminance

0.179

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#066cfe

#fe9806

Analogous (Adjacent)

#06e8fe

#066cfe

#1c06fe

Triadic

#066cfe

#fe066c

#6cfe06

Split complementary

#066cfe

#fe1c06

#e8fe06

Complete conversion table

HEX

#066CFE

RGB

rgb(6,108,254)

RGBA

rgba(6,108,254, 1)

HSL

hsl(215.32,99.2%,50.98%)

OKLCH (Modern CSS)

oklch(0.57 0.23 260.1)

CSS Variable

--color: #066cfe;

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

4.58

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

4.58

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#066cfe#acaefe

ORIG

SIM

Deuteranopia (green)

#066cfe#6250fe

ORIG

SIM

Tritanopia (blue)

#066cfe#0b353c

ORIG

SIM

Monochrome (color blind)

#066cfe#6d71a6

Mixing guide

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

MIXING PALETTE

88%

10%

RYB PIGMENTS

Ultramarine blue

Pigment

88%

Cadmium yellow

Pigment

10%

Titanium white

Pigment

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)

17.9%

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.

Blue Ribbon

#0066FF

Bluerocratic

#1F66FF

Epic Blue

#0066EE

Bluetiful

#3C69E7

California

#FE9806

Blue

#1C06FE

Cyan / Aqua

#06E8FE

Rose

#FE066C

Bright Green

#6CFE06

Thai Hot

#FE1C06

Malibu

#78A3FF

Cobalt

#003BC0