#EFF9BB#EFF9BB
#EFF9BB is a very light, moderate yellow. Relative luminance 0.897; OKLCH L 96.0% C 0.080 H 115.4°. Best body text is #000000 at 18.94:1 contrast (WCAG AA passes).
Color values
| HEX | #EFF9BB |
|---|---|
| RGB | rgb(239, 249, 187) |
| HSL | hsl(70, 84%, 85%) |
| HSV | hsv(70, 25%, 98%) |
| CMYK | cmyk(4%, 0%, 24.9%, 2.4%) |
| CIE-LAB | lab(95.87, -13.19, 28.74) |
| CIE-LCH | lch(95.87, 31.62, 114.65°) |
| OKLab | oklab(95.97% -0.0345 0.0726) |
| OKLCH | oklch(95.97% 0.08 115.4) |
| XYZ | xyz(78.4414, 89.6905, 60.1837) |
| Luminance | 0.8969 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Cream (survey)
#FFFFC2
ΔE00 3.18
Ecru
#FEFFCA
ΔE00 3.50
Ivory (survey)
#FFFFCB
ΔE00 3.86
Creme
#FFFFB6
ΔE00 3.90
Light Khaki
#E6F2A2
ΔE00 3.91
Light Beige
#FFFEB6
ΔE00 3.95
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#EFF9BB #C5BBF9
analogous
#F9E4BB #EFF9BB #D0F9BB
triadic
#EFF9BB #BBEFF9 #F9BBEF
tetradic
#EFF9BB #BBF9E4 #C5BBF9 #F9BBD0
square
#EFF9BB #BBF9E4 #C5BBF9 #F9BBD0
split-complementary
#EFF9BB #BBD0F9 #E4BBF9
monochromatic
#D5EF4B #E2F483 #EFF9BB #F8FDE3 #F8FDE3
Accessibility & contrast
On white
1.11
#EFF9BB on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
18.94
#EFF9BB on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #EFF9BB
18.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##EFF9BB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##EFF9BB | 1.00 | 1.11 | 18.94 | 18.94 |
| #FFFFFF | 1.11 | 1.00 | 21.00 | 21.00 |
| #000000 | 18.94 | 21.00 | 1.00 | 1.00 |
| ##000000 | 18.94 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFF3B7
Deuteranopia (green-blind)
#FFF4BE
Tritanopia (blue-blind)
#F6F2E8
Achromatopsia (no color)
#F3F3F3
Design tokens & code
CSS
--color: #eff9bb; /* rgb */ color: rgb(239, 249, 187); /* oklch */ color: oklch(96.0% 0.080 115.4);
Tailwind
colors: {
custom: {
50: '#f4fbcf',
500: '#eff9bb',
950: '#000000',
},
}SCSS
$custom: #eff9bb; $custom-light: #f4fbcf; $custom-dark: #000000;
JSON
{
"hex": "#eff9bb",
"rgb": {
"r": 239,
"g": 249,
"b": 187
},
"hsl": {
"h": 69.677,
"s": 83.784,
"l": 85.49
},
"oklch": {
"l": 0.95969,
"c": 0.08039,
"h": 115.4
},
"luminance": 0.8969
}Semantic roles & 50–950 ramp
primary
#EFF9BB
secondary
#8B7BDD
accent
#05E029
background
#FFFFFE
surface
#FEFFFB
border
#D6D7D4
text
#171714
muted
#858583