#1f536f

Blumine

Closest match (98% match)

Color formats

RGB

rgb(31, 83, 111)

Red, Green, Blue components

HSL

hsl(201, 56%, 28%)

Hue, Saturation, Lightness

CMYK

cmyk(72, 25, 0, 56)

Print color encoding

Luminance

0.076

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#1f536f

#6f3b1f

Analogous (Adjacent)

#1f6f63

#1f536f

#1f2b6f

Triadic

#1f536f

#6f1f53

#536f1f

Split complementary

#1f536f

#6f1f2b

#6f631f

Complete conversion table

HEX

#1F536F

RGB

rgb(31,83,111)

RGBA

rgba(31,83,111, 1)

HSL

hsl(201,56.34%,27.84%)

OKLCH (Modern CSS)

oklch(0.42 0.07 235.7)

CSS Variable

--color: #1f536f;

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

8.32

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

2.53

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#1f536f#5f606f

ORIG

SIM

Deuteranopia (green)

#1f536f#3c376f

ORIG

SIM

Tritanopia (blue)

#1f536f#22343b

ORIG

SIM

Monochrome (color blind)

#1f536f#4e4e4e

Mixing guide

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

MIXING PALETTE

59%

35%

RYB PIGMENTS

Ivory black

Pigment

59%

Ultramarine blue

Pigment

35%

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)

7.6%

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.

Moroccan Blue

#115674

Seafarer

#204D68

3AM in Shibuya

#225577

Night Kite

#005572

Metallic Copper

#6F3B1F

Biscay

#1F2B6F

Elm

#1F6F63

Tawny Port

#6F1F53

Fern Frond

#536F1F

Crown of Thorns

#6F1F2B

Horizon

#5A89A7

Daintree

#00233B