#4e99d9

Havelock Blue

Closest match (96% match)

Color formats

RGB

rgb(78, 153, 217)

Red, Green, Blue components

HSL

hsl(208, 65%, 58%)

Hue, Saturation, Lightness

CMYK

cmyk(64, 29, 0, 15)

Print color encoding

Luminance

0.294

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#4e99d9

#d98e4e

Analogous (Adjacent)

#4ed9d3

#4e99d9

#4e53d9

Triadic

#4e99d9

#d94e99

#99d94e

Split complementary

#4e99d9

#d94e53

#d9d34e

Complete conversion table

HEX

#4E99D9

RGB

rgb(78,153,217)

RGBA

rgba(78,153,217, 1)

HSL

hsl(207.63,64.65%,57.84%)

OKLCH (Modern CSS)

oklch(0.66 0.12 246.7)

CSS Variable

--color: #4e99d9;

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

3.05

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

6.88

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#4e99d9#b5b6d9

ORIG

SIM

Deuteranopia (green)

#4e99d9#8178d9

ORIG

SIM

Tritanopia (blue)

#4e99d9#526976

ORIG

SIM

Monochrome (color blind)

#4e99d9#949494

Mixing guide

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

MIXING PALETTE

67%

22%

10%

RYB PIGMENTS

Ultramarine blue

Pigment

67%

Titanium white

Pigment

22%

Cadmium yellow

Pigment

10%

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)

29.4%

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.

Winter Lakes

#5C97CF

Blue Bay

#619AD6

Canadian Tuxedo

#579ACA

Out of the Blue

#1199EE

Di Serria

#D98E4E

Royal Blue

#4E53D9

Viking

#4ED9D4

Cranberry

#D94E99

Conifer

#99D94E

Roman

#D94E53

Anakiwa

#90D4FF

Bahama Blue

#00629D