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ColorsPalettesDownload for iOS

#FFFF00

Yellow

#FFFF00Yellow

Luminance

0.928

Category

Yellow

Type

Light

Best On

#000000

Color Codes

All color formats for your project

HEX

HEX
#FFFF00
No #
FFFF00

RGB

RGB
rgb(255, 255, 0)
Values
R:255 G:255 B:0

HSL

HSL
hsl(60, 100%, 50%)
Values
H:60° S:100% L:50%

HSV / HSB

HSV
hsv(60, 100%, 100%)
Values
H:60° S:100% V:100%

CMYK

CMYK
cmyk(0%, 0%, 100%, 0%)
Values
C:0 M:0 Y:100 K:0

LAB

LAB
lab(97, -22, 94)
Values
L:97 a:-22 b:94

OKLCH

OKLCH
oklch(96.8% 0.211 109.8)
Values
L:96.8% C:0.211 H:109.8°

Code Formats

CSS
color: #FFFF00;
Swift
UIColor(red: 1.000, green: 1.000, blue: 0.000, alpha: 1.0)
Kotlin
Color(0xFFFFFF00)
Flutter
Color(0xFFFFFF00)
Android
#FFFFFF00

Contrast Analysis

WCAG compliance with grayscale colors

On White

1.07:1

Fail

On Black

19.56:1

AAA

Grayscale Contrast

Aa

0%

19.6

AAA
Aa

10%

16.2

AAA
Aa

20%

11.8

AAA
Aa

30%

7.9

AAA
Aa

40%

5.3

AA
Aa

50%

3.7

AA-large
Aa

60%

2.7

Fail
Aa

70%

2.0

Fail
Aa

80%

1.5

Fail
Aa

90%

1.2

Fail
Aa

100%

1.1

Fail

Best Grayscale Contrast

#000000 with ratio 19.56:1

Aa

Color Harmonies

Harmonious color combinations

complementary

Two colors opposite on the color wheel (180°)

split-complementary

Base color + two colors adjacent to its complement

triadic

Three colors evenly spaced (120° apart)

tetradic

Four colors evenly spaced (90° apart)

analogous

Three colors adjacent on the color wheel (30° apart)

Color Variations

Tints, shades, tones, and full scale

Color Scale (50-900)

50

100

200

300

400

500

600

700

800

900

Tints (Lighter)

Shades (Darker)

Tones (Desaturated)

Gradients (OKLCH)

Primary

90°
CSS
linear-gradient(90deg, #FFFF66 0%, #999900 100%)
OKLCH
linear-gradient(90deg, oklch(97.2% 0.171 109.2) 0%, oklch(66.1% 0.144 109.8) 100%)
Stops
0%
100%

Vibrant

135°
CSS
linear-gradient(135deg, #FFFF33 0%, #CCCC00 100%)
OKLCH
linear-gradient(135deg, oklch(96.9% 0.201 109.6) 0%, oklch(81.8% 0.178 109.8) 100%)
Stops
0%
100%

Complementary

90°
CSS
linear-gradient(90deg, #FFFF00 0%, #0000FF 100%)
OKLCH
linear-gradient(90deg, oklch(96.8% 0.211 109.8) 0%, oklch(45.2% 0.313 264.1) 100%)
Stops
0%
100%

Analogous

90°
CSS
linear-gradient(90deg, #FF8000 0%, #FFFF00 50%, #80FF00 100%)
OKLCH
linear-gradient(90deg, oklch(73.2% 0.186 53.0) 0%, oklch(96.8% 0.211 109.8) 50%, oklch(89.1% 0.264 135.9) 100%)
Stops
0%
50%
100%

Sunset

90°
CSS
linear-gradient(90deg, #F6CE55 0%, #EE6C2B 50%, #E6193C 100%)
OKLCH
linear-gradient(90deg, oklch(86.4% 0.144 90.6) 0%, oklch(68.0% 0.177 43.8) 50%, oklch(59.1% 0.228 21.2) 100%)
Stops
0%
50%
100%

Ocean

135°
CSS
linear-gradient(135deg, #19A1E6 0%, #22C3B6 50%, #47D1A3 100%)
OKLCH
linear-gradient(135deg, oklch(67.5% 0.146 238.9) 0%, oklch(73.8% 0.124 186.2) 50%, oklch(77.5% 0.136 166.9) 100%)
Stops
0%
50%
100%

Dark Mode

180°
CSS
linear-gradient(180deg, #FFFF00 0%, #343409 100%)
OKLCH
linear-gradient(180deg, oklch(96.8% 0.211 109.8) 0%, oklch(31.5% 0.061 109.4) 100%)
Stops
0%
100%

Radial Glow

Radial
CSS
radial-gradient(circle, #FFFF4D 0%, #B2B300 100%)
OKLCH
radial-gradient(circle, oklch(97.0% 0.188 109.4) 0%, oklch(74.1% 0.162 110.2) 100%)
Stops
0%
100%

💡 About OKLCH Gradients

OKLCH (Oklch Color Space) provides perceptually uniform gradients with better color transitions than traditional RGB/HSL gradients. The format is oklch(L% C H) where L = Lightness (0-100%), C = Chroma (0-0.4), H = Hue (0-360°).

Generate Full Palette

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