#EFFBC1#EFFBC1
#EFFBC1 is a very light, moderate yellow-green. Relative luminance 0.912; OKLCH L 96.5% C 0.076 H 117.3°. Best body text is #000000 at 19.24:1 contrast (WCAG AA passes).
Color values
| HEX | #EFFBC1 |
|---|---|
| RGB | rgb(239, 251, 193) |
| HSL | hsl(72, 88%, 87%) |
| HSV | hsv(72, 23%, 98%) |
| CMYK | cmyk(4.8%, 0%, 23.1%, 1.6%) |
| CIE-LAB | lab(96.49, -13.34, 26.55) |
| CIE-LCH | lch(96.49, 29.71, 116.68°) |
| OKLab | oklab(96.5% -0.0348 0.0674) |
| OKLCH | oklch(96.5% 0.076 117.3) |
| XYZ | xyz(79.7187, 91.1957, 63.8446) |
| Luminance | 0.9120 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Ecru
#FEFFCA
ΔE00 3.46
Cream (survey)
#FFFFC2
ΔE00 3.65
Ivory (survey)
#FFFFCB
ΔE00 3.81
Egg Shell
#FFFCC4
ΔE00 4.32
Creme
#FFFFB6
ΔE00 4.78
Light Beige
#FFFEB6
ΔE00 4.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#EFFBC1 #CDC1FB
analogous
#FBEAC1 #EFFBC1 #D2FBC1
triadic
#EFFBC1 #C1EFFB #FBC1EF
tetradic
#EFFBC1 #C1FBEA #CDC1FB #FBC1D2
square
#EFFBC1 #C1FBEA #CDC1FB #FBC1D2
split-complementary
#EFFBC1 #C1D2FB #EAC1FB
monochromatic
#D1F44E #E0F788 #EFFBC1 #F8FDE2 #F8FDE2
Accessibility & contrast
On white
1.09
#EFFBC1 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
19.24
#EFFBC1 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #EFFBC1
19.24:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##EFFBC1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##EFFBC1 | 1.00 | 1.09 | 19.24 | 19.24 |
| #FFFFFF | 1.09 | 1.00 | 21.00 | 21.00 |
| #000000 | 19.24 | 21.00 | 1.00 | 1.00 |
| ##000000 | 19.24 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFF5BD
Deuteranopia (green-blind)
#FFF5C3
Tritanopia (blue-blind)
#F5F5EB
Achromatopsia (no color)
#F5F5F5
Design tokens & code
CSS
--color: #effbc1; /* rgb */ color: rgb(239, 251, 193); /* oklch */ color: oklch(96.5% 0.076 117.3);
Tailwind
colors: {
custom: {
50: '#f4fcd4',
500: '#effbc1',
950: '#000000',
},
}SCSS
$custom: #effbc1; $custom-light: #f4fcd4; $custom-dark: #000000;
JSON
{
"hex": "#effbc1",
"rgb": {
"r": 239,
"g": 251,
"b": 193
},
"hsl": {
"h": 72.414,
"s": 87.879,
"l": 87.059
},
"oklch": {
"l": 0.96498,
"c": 0.07586,
"h": 117.3
},
"luminance": 0.91195
}Semantic roles & 50–950 ramp
primary
#EFFBC1
secondary
#9480E1
accent
#01E430
background
#FFFFFE
surface
#FEFFFB
border
#D6D7D4
text
#171714
muted
#858583