Yellow#FFFF00
#FFFF00 is a very light, highly saturated yellow. Relative luminance 0.928; OKLCH L 96.8% C 0.211 H 109.8°. Best body text is #000000 at 19.56:1 contrast (WCAG AA passes).
Color values
| HEX | #FFFF00 |
|---|---|
| RGB | rgb(255, 255, 0) |
| HSL | hsl(60, 100%, 50%) |
| HSV | hsv(60, 100%, 100%) |
| CMYK | cmyk(0%, 0%, 100%, 0%) |
| CIE-LAB | lab(97.14, -21.55, 94.48) |
| CIE-LCH | lch(97.14, 96.91, 102.85°) |
| OKLab | oklab(96.8% -0.0714 0.1986) |
| OKLCH | oklch(96.8% 0.211 109.8) |
| XYZ | xyz(77.0033, 92.7825, 13.8526) |
| Luminance | 0.9278 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Yellow
#FFFF00
ΔE00 0.00
Yellow (survey)
#FFFF14
ΔE00 0.30
Bright Yellow
#FFFD01
ΔE00 0.52
Sunny Yellow
#FFF917
ΔE00 1.61
Sunshine Yellow
#FFFD37
ΔE00 1.68
Lemon Yellow
#FDFF38
ΔE00 1.81
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#FFFF00 #0000FF
analogous
#FF8000 #FFFF00 #80FF00
triadic
#FFFF00 #00FFFF #FF00FF
tetradic
#FFFF00 #00FF80 #0000FF #FF0080
square
#FFFF00 #00FF80 #0000FF #FF0080
split-complementary
#FFFF00 #007FFF #7F00FF
monochromatic
#858500 #C2C200 #FFFF00 #FFFF3D #FFFF7A
Accessibility & contrast
On white
1.07
#FFFF00 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
19.56
#FFFF00 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #FFFF00
19.56:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##FFFF00 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##FFFF00 | 1.00 | 1.07 | 19.56 | 19.56 |
| #FFFFFF | 1.07 | 1.00 | 21.00 | 21.00 |
| #000000 | 19.56 | 21.00 | 1.00 | 1.00 |
| ##000000 | 19.56 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFF400
Deuteranopia (green-blind)
#FFFA31
Tritanopia (blue-blind)
#FFEED9
Achromatopsia (no color)
#F7F7F7
Related colors
#E3E210#C7C617#ACAB1A#92901B#78771B#605E19#484716#323013#1D1B0C#000000#FFFF3D#FFFF5B#FFFF73#FFFF89#FFFF9E#FFFFB2#FFFFC5#FFFFD9#FFFFEC#FFFFFF#FFFE3C#FFFD59#FFFC71#FFFB86Palettes with this color
#8B6F4E
#A78A5B
#6B4F3A
#C9A87C
#4E3B2A
Earth Tone Palette
#8B2500
#C75B12
#E39B2D
#7A4B1B
#4E2E0F
Autumn Color Palette
#FAF9F6
#FDFDFB
#7B7B79
#F7F7F9
#D8D8D5
Off White Color Palette
#FFFDD0
#FFFFEA
#7E7D60
#DBDCF4
#DDDBB4
Cream Color Palette
Design tokens & code
CSS
--color: #ffff00; /* rgb */ color: rgb(255, 255, 0); /* oklch */ color: oklch(96.8% 0.211 109.8);
Tailwind
colors: {
custom: {
50: '#ffff73',
500: '#ffff00',
950: '#000000',
},
}SCSS
$custom: #ffff00; $custom-light: #ffff73; $custom-dark: #000000;
JSON
{
"hex": "#ffff00",
"rgb": {
"r": 255,
"g": 255,
"b": 0
},
"hsl": {
"h": 60,
"s": 100,
"l": 50
},
"oklch": {
"l": 0.96798,
"c": 0.21101,
"h": 109.8
},
"luminance": 0.9278
}Semantic roles & 50–950 ramp
primary
#FFFF00
secondary
#18188B
accent
#29FF29
background
#FFFFFB
surface
#FFFFF2
border
#D7D7CC
text
#19170A
muted
#87857D