#CFF55B#CFF55B
#CFF55B is a very light, vivid yellow-green. Relative luminance 0.793; OKLCH L 91.4% C 0.182 H 121.9°. Best body text is #000000 at 16.87:1 contrast (WCAG AA passes).
Color values
| HEX | #CFF55B |
|---|---|
| RGB | rgb(207, 245, 91) |
| HSL | hsl(75, 89%, 66%) |
| HSV | hsv(75, 63%, 96%) |
| CMYK | cmyk(15.5%, 0%, 62.9%, 3.9%) |
| CIE-LAB | lab(91.38, -33.28, 67.72) |
| CIE-LCH | lch(91.38, 75.46, 116.17°) |
| OKLab | oklab(91.43% -0.0963 0.1546) |
| OKLCH | oklch(91.43% 0.182 121.9) |
| XYZ | xyz(60.2735, 79.3255, 22.0315) |
| Luminance | 0.7933 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Pear
#CBF85F
ΔE00 1.34
Yellow Green
#C8FD3D
ΔE00 3.25
Yellowy Green
#BFF128
ΔE00 3.54
Greeny Yellow
#C6F808
ΔE00 4.46
Chartreuse (survey)
#C1F80A
ΔE00 4.47
Lemon Lime
#BFFE28
ΔE00 4.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#CFF55B #815BF5
analogous
#F5CE5B #CFF55B #82F55B
triadic
#CFF55B #5BCFF5 #F55BCF
tetradic
#CFF55B #5BF5CE #815BF5 #F55B82
square
#CFF55B #5BF5CE #815BF5 #F55B82
split-complementary
#CFF55B #5B82F5 #CE5BF5
monochromatic
#9BC90C #BEF121 #CFF55B #E0F995 #F1FCCE
Accessibility & contrast
On white
1.25
#CFF55B on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
16.87
#CFF55B on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #CFF55B
16.87:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##CFF55B | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##CFF55B | 1.00 | 1.25 | 16.87 | 16.87 |
| #FFFFFF | 1.25 | 1.00 | 21.00 | 21.00 |
| #000000 | 16.87 | 21.00 | 1.00 | 1.00 |
| ##000000 | 16.87 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFE747
Deuteranopia (green-blind)
#FEE666
Tritanopia (blue-blind)
#D9E9D5
Achromatopsia (no color)
#E6E6E6
Design tokens & code
CSS
--color: #cff55b; /* rgb */ color: rgb(207, 245, 91); /* oklch */ color: oklch(91.4% 0.182 121.9);
Tailwind
colors: {
custom: {
50: '#e1f890',
500: '#cff55b',
950: '#000000',
},
}SCSS
$custom: #cff55b; $custom-light: #e1f890; $custom-dark: #000000;
JSON
{
"hex": "#cff55b",
"rgb": {
"r": 207,
"g": 245,
"b": 91
},
"hsl": {
"h": 74.805,
"s": 88.506,
"l": 65.882
},
"oklch": {
"l": 0.91429,
"c": 0.18216,
"h": 121.9
},
"luminance": 0.79326
}Semantic roles & 50–950 ramp
primary
#CFF55B
secondary
#542EC6
accent
#00E539
background
#FEFFFC
surface
#FCFFF4
border
#D5D7CE
text
#16170D
muted
#84857F