#B1F977#B1F977
#B1F977 is a very light, vivid yellow-green. Relative luminance 0.784; OKLCH L 90.7% C 0.178 H 132.9°. Best body text is #000000 at 16.69:1 contrast (WCAG AA passes).
Color values
| HEX | #B1F977 |
|---|---|
| RGB | rgb(177, 249, 119) |
| HSL | hsl(93, 92%, 72%) |
| HSV | hsv(93, 52%, 98%) |
| CMYK | cmyk(28.9%, 0%, 52.2%, 2.4%) |
| CIE-LAB | lab(90.98, -43.60, 54.77) |
| CIE-LCH | lch(90.98, 70.01, 128.52°) |
| OKLab | oklab(90.73% -0.1209 0.1301) |
| OKLCH | oklch(90.73% 0.178 132.9) |
| XYZ | xyz(55.3360, 78.4286, 29.6719) |
| Luminance | 0.7843 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Spring Green (survey)
#A9F971
ΔE00 1.07
Light Lime
#AEFD6C
ΔE00 1.72
Key Lime
#AEFF6E
ΔE00 1.89
Pale Lime
#BEFD73
ΔE00 2.24
Light Pea Green
#C4FE82
ΔE00 2.49
Light Yellowish Green
#C2FF89
ΔE00 2.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B1F977 #BF77F9
analogous
#F2F977 #B1F977 #77F97E
triadic
#B1F977 #77B1F9 #F977B1
tetradic
#B1F977 #77F2F9 #BF77F9 #F97E77
square
#B1F977 #77F2F9 #BF77F9 #F97E77
split-complementary
#B1F977 #7E77F9 #F977F2
monochromatic
#6FEB0A #8FF63C #B1F977 #D3FCB2 #EEFEE2
Accessibility & contrast
On white
1.26
#B1F977 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
16.69
#B1F977 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #B1F977
16.69:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B1F977 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##B1F977 | 1.00 | 1.26 | 16.69 | 16.69 |
| #FFFFFF | 1.26 | 1.00 | 21.00 | 21.00 |
| #000000 | 16.69 | 21.00 | 1.00 | 1.00 |
| ##000000 | 16.69 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFE96B
Deuteranopia (green-blind)
#F8E380
Tritanopia (blue-blind)
#B2F0DC
Achromatopsia (no color)
#E5E5E5
Design tokens & code
CSS
--color: #b1f977; /* rgb */ color: rgb(177, 249, 119); /* oklch */ color: oklch(90.7% 0.178 132.9);
Tailwind
colors: {
custom: {
50: '#cbfba1',
500: '#b1f977',
950: '#000000',
},
}SCSS
$custom: #b1f977; $custom-light: #cbfba1; $custom-dark: #000000;
JSON
{
"hex": "#b1f977",
"rgb": {
"r": 177,
"g": 249,
"b": 119
},
"hsl": {
"h": 93.231,
"s": 91.549,
"l": 72.157
},
"oklch": {
"l": 0.90725,
"c": 0.17764,
"h": 132.9
},
"luminance": 0.7843
}Semantic roles & 50–950 ramp
primary
#B1F977
secondary
#923FD5
accent
#00E67F
background
#FEFFFC
surface
#FBFFF5
border
#D4D7CF
text
#14170F
muted
#838580