#fedd57

Mustard

Closest match (99% match)

Color formats

RGB

rgb(254, 221, 87)

Red, Green, Blue components

HSL

hsl(48, 99%, 67%)

Hue, Saturation, Lightness

CMYK

cmyk(0, 13, 66, 0)

Print color encoding

Luminance

0.735

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#fedd57

#5778fe

Analogous (Adjacent)

#fe8a57

#fedd57

#ccfe57

Triadic

#fedd57

#57fedd

#dd57fe

Split complementary

#fedd57

#57ccfe

#8957fe

Complete conversion table

HEX

#FEDD57

RGB

rgb(254,221,87)

RGBA

rgba(254,221,87, 1)

HSL

hsl(48.14,98.82%,66.86%)

OKLCH (Modern CSS)

oklch(0.90 0.15 95.2)

CSS Variable

--color: #fedd57;

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

1.34

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

15.69

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#fedd57#a2a157

ORIG

SIM

Deuteranopia (green)

#fedd57#becc57

ORIG

SIM

Tritanopia (blue)

#fedd57#fcd5ed

ORIG

SIM

Monochrome (color blind)

#fedd57#e8dec5

Mixing guide

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

MIXING PALETTE

53%

34%

13%

RYB PIGMENTS

Cadmium yellow

Pigment

53%

Titanium white

Pigment

34%

Cadmium red

Pigment

13%

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)

73.5%

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.

Potato Chip

#FDDC57

Glitter is not Gold

#FEDC57

Royal Star

#FEDE4F

Lemon Zest

#F9D857

Dodger Blue

#5778FE

Canary

#CCFE57

Coral

#FE8957

Aquamarine

#57FEDD

Heliotrope

#DD57FE

Malibu

#57CCFE

Pale Canary

#FFFF93

Sahara

#BDA213