What color is #FFFF03?

#FFFF03 is a vivid yellow, closest to the named color Yellow. It belongs to the yellow family of colors.

What is the RGB value of #FFFF03?

The RGB value is 255, 255, 3: 255 red, 255 green and 3 blue on a 0 to 255 scale.

What is the complementary color of #FFFF03?

The complementary color is #0303FF, found by rotating the hue 180° on the color wheel.

Is black or white text better on #FFFF03?

Black text. Black text has a contrast ratio of 19.56:1 and white text 1.07:1. WCAG asks for at least 4.5:1 for normal text.

#FFFF03 color

#FFFF03 rgb(255, 255, 3)

Shades of yellow

The hex color #FFFF03 is a vivid yellow.

In the RGB color model it is made of 100% red, 100% green and 1.2% blue (255, 255, 3).

Its hue angle is 60°, with 100% saturation and 51% lightness. For print, the CMYK equivalent is 0% cyan, 0% magenta, 99% yellow and 0% black.

The closest named color is Yellow (#FFFF00), a difference of 0 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 19.56:1).

#FFFF03 color codes

HEX	`#FFFF03`
RGB	`rgb(255, 255, 3)`
RGB percent	`rgb(100%, 100%, 1.2%)`
HSL	`hsl(60, 100%, 51%)`
HSV / HSB	`hsv(60, 99%, 100%)`
CMYK	`cmyk(0%, 0%, 99%, 0%)`
CIE LAB	`lab(97.14, -21.53, 94.27)`
CIE LCH	`lch(97.14, 96.7, 102.87)`
CIE XYZ	`xyz(77.02, 92.789, 13.939)`
Decimal	`16776963`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #FFFF03, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #FFFF03	Ratio	AA	AAA	AA large
Sample text	19.56:1	Pass	Pass	Pass
Sample text	1.07:1	Fail	Fail	Fail

#FFFF03 as text on	Ratio	AA	AAA	AA large
Sample text	1.07:1	Fail	Fail	Fail
Sample text	19.56:1	Pass	Pass	Pass

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #FFFF03 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #ffff03; }
.text { color: #ffff03; }
.border { border: 2px solid #ffff03; }
.transparent { background-color: rgb(255 255 3 / 50%); }
.gradient { background: linear-gradient(to right, #ffff03, #81ff03); }

Background

Text color

Border

Similar colors

Questions

What color is #FFFF03?: #FFFF03 is a vivid yellow, closest to the named color Yellow. It belongs to the yellow family of colors.
What is the RGB value of #FFFF03?: The RGB value is 255, 255, 3: 255 red, 255 green and 3 blue on a 0 to 255 scale.
What is the complementary color of #FFFF03?: The complementary color is #0303FF, found by rotating the hue 180° on the color wheel.
Is black or white text better on #FFFF03?: Black text. Black text has a contrast ratio of 19.56:1 and white text 1.07:1. WCAG asks for at least 4.5:1 for normal text.