#00259a

Smalt

Closest match (96% match)

Color formats

RGB

rgb(0, 37, 154)

Red, Green, Blue components

HSL

hsl(226, 100%, 30%)

Hue, Saturation, Lightness

CMYK

cmyk(100, 76, 0, 40)

Print color encoding

Luminance

0.037

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#00259a

#9a7500

Analogous (Adjacent)

#00729a

#00259a

#28009a

Triadic

#00259a

#9a0025

#259a00

Split complementary

#00259a

#9a2800

#729a00

Complete conversion table

HEX

#00259A

RGB

rgb(0,37,154)

RGBA

rgba(0,37,154, 1)

HSL

hsl(225.58,100%,30.2%)

OKLCH (Modern CSS)

oklch(0.35 0.19 263.7)

CSS Variable

--color: #00259a;

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

12.13

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

1.73

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#00259a#585a9a

ORIG

SIM

Deuteranopia (green)

#00259a#392e9a

ORIG

SIM

Tritanopia (blue)

#00259a#021114

ORIG

SIM

Monochrome (color blind)

#00259a#373151

Mixing guide

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

MIXING PALETTE

57%

40%

RYB PIGMENTS

Ultramarine blue

Pigment

57%

Ivory black

Pigment

40%

Cadmium yellow

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)

3.7%

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.

Deepsea Kraken

#082599

Space Dust

#002299

Lost in Heaven

#002489

Naval Adventures

#072688

Olive

#9A7500

Kingfisher Daisy

#28009A

Allports

#00729A

Burgundy

#9A0025

Japanese Laurel

#259A00

Oregon

#9A2800

Indigo

#5D56D6

Navy Blue

#000061