#ffcc00

Supernova

Closest match (99% match)

Color formats

RGB

rgb(255, 204, 0)

Red, Green, Blue components

HSL

hsl(48, 100%, 50%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 20, 100, 0)

Print color encoding

Luminance

0.644

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#ffcc00

#0033ff

Analogous (Adjacent)

#ff4d00

#ffcc00

#b2ff00

Triadic

#ffcc00

#00ffcc

#cc00ff

Split complementary

#ffcc00

#00b2ff

#4d00ff

Complete conversion table

HEX

#FFCC00

RGB

rgb(255,204,0)

RGBA

rgba(255,204,0, 1)

HSL

hsl(48,100%,50%)

OKLCH (Modern CSS)

oklch(0.87 0.18 90.4)

CSS Variable

--color: #ffcc00;

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

1.51

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

13.89

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#ffcc00#727000

ORIG

SIM

Deuteranopia (green)

#ffcc00#9eb300

ORIG

SIM

Tritanopia (blue)

#ffcc00#fccee4

ORIG

SIM

Monochrome (color blind)

#ffcc00#eacf97

Mixing guide

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

MIXING PALETTE

80%

20%

RYB PIGMENTS

Cadmium yellow

Pigment

80%

Cadmium red

Pigment

20%

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)

64.4%

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.

Sunflower Island

#FFCD01

Orangina

#FEC615

Golden Spell

#FECC36

Inca Yellow

#FFD301

Blue Ribbon

#0033FF

Lime

#B2FF00

Phaser Beam

#FF4D00

Plunge Pool

#00FFCC

Electric Violet

#CC00FF

Dodger Blue

#00B2FF

Laser Lemon

#FFFF5C

Buddha Gold

#BC9200