#0c57f8

Blue Ribbon

Closest match (95% match)

Color formats

RGB

rgb(12, 87, 248)

Red, Green, Blue components

HSL

hsl(221, 94%, 51%)

Hue, Saturation, Lightness

CMYK

cmyk(95, 65, 0, 3)

Print color encoding

Luminance

0.137

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#0c57f8

#f8ad0c

Analogous (Adjacent)

#0ccdf8

#0c57f8

#370cf8

Triadic

#0c57f8

#f80c57

#57f80c

Split complementary

#0c57f8

#f8370c

#cdf80c

Complete conversion table

HEX

#0C57F8

RGB

rgb(12,87,248)

RGBA

rgba(12,87,248, 1)

HSL

hsl(220.93,94.4%,50.98%)

OKLCH (Modern CSS)

oklch(0.53 0.25 262.8)

CSS Variable

--color: #0c57f8;

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

5.62

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

3.73

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#0c57f8#9e9ff8

ORIG

SIM

Deuteranopia (green)

#0c57f8#6353f8

ORIG

SIM

Tritanopia (blue)

#0c57f8#102e34

ORIG

SIM

Monochrome (color blind)

#0c57f8#6260a4

Mixing guide

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

MIXING PALETTE

90%

RYB PIGMENTS

Ultramarine blue

Pigment

90%

Cadmium yellow

Pigment

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)

13.7%

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.

Opulent Blue

#0055EE

Frosted Blueberries

#0055DD

Warm Blue

#4B57DB

Magic Ink

#0247FE

Sun

#F8AD0C

Blue

#370CF8

Bright Turquoise

#0CCDF8

Red Ribbon

#F80C57

Bright Green

#57F80C

Scarlet

#F8370C

Malibu

#798DFF

International Klein Blue

#0028BA