#ffff40

Golden Fizz

Closest match (98% match)

Color formats

RGB

rgb(255, 255, 64)

Red, Green, Blue components

HSL

hsl(60, 100%, 63%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 0, 75, 0)

Print color encoding

Luminance

0.932

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#ffff40

#4040ff

Analogous (Adjacent)

#ffa040

#ffff40

#a0ff40

Triadic

#ffff40

#40ffff

#ff40ff

Split complementary

#ffff40

#409fff

#9f40ff

Complete conversion table

HEX

#FFFF40

RGB

rgb(255,255,64)

RGBA

rgba(255,255,64, 1)

HSL

hsl(60,100%,62.55%)

OKLCH (Modern CSS)

oklch(0.97 0.19 109.5)

CSS Variable

--color: #ffff40;

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

1.07

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

19.63

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#ffff40#aba940

ORIG

SIM

Deuteranopia (green)

#ffff40#b6c640

ORIG

SIM

Tritanopia (blue)

#ffff40#ffe6ff

ORIG

SIM

Monochrome (color blind)

#ffff40#fffaba

Mixing guide

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

MIXING PALETTE

75%

25%

RYB PIGMENTS

Cadmium yellow

Pigment

75%

Titanium white

Pigment

25%

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

Yellow hue

570–590 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Warm

A perceptual warm–cool classification. Kelvin does not apply to an arbitrary interface color.

Cool

Neutral

Warm

Luminance (brightness)

93.2%

Light • 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.

Peppy Pineapple

#FFFF44

Giraffe

#FEFE33

Big Yellow Taxi

#FFFF33

Bee Yellow

#FEFF32

Blue Ribbon

#4040FF

Green Yellow

#A0FF40

Yellow Orange

#FFA040

Cyan / Aqua

#40FFFF

Pink Flamingo

#FF40FF

Dodger Blue

#409FFF

Dolly

#FFFF82

Rio Grande

#BDC200