#B1F979#B1F979

#B1F979 is a very light, vivid yellow-green. Relative luminance 0.785; OKLCH L 90.8% C 0.176 H 133.1°. Best body text is #000000 at 16.70:1 contrast (WCAG AA passes).

Color values

HEX#B1F979
RGBrgb(177, 249, 121)
HSLhsl(94, 91%, 73%)
HSVhsv(94, 51%, 98%)
CMYKcmyk(28.9%, 0%, 51.4%, 2.4%)
CIE-LABlab(91.00, -43.39, 53.89)
CIE-LCHlch(91.00, 69.18, 128.84°)
OKLaboklab(90.75% -0.1202 0.1283)
OKLCHoklch(90.75% 0.176 133.1)
XYZxyz(55.4574, 78.4772, 30.3111)
Luminance0.7848 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1F979 #C179F9
analogous
#F1F979 #B1F979 #79F981
triadic
#B1F979 #79B1F9 #F979B1
tetradic
#B1F979 #79F1F9 #C179F9 #F98179
square
#B1F979 #79F1F9 #C179F9 #F98179
split-complementary
#B1F979 #8179F9 #F979F1
monochromatic
#6EED0B #8FF63E #B1F979 #D3FCB4 #EEFEE2

Accessibility & contrast

On white

1.26
#B1F979 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.70
#B1F979 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F979
16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1F979#FFFFFF#000000##000000
##B1F9791.001.2616.7016.70
#FFFFFF1.261.0021.0021.00
#00000016.7021.001.001.00
##00000016.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE96D
Deuteranopia (green-blind)
#F7E381
Tritanopia (blue-blind)
#B2F1DC
Achromatopsia (no color)
#E5E5E5

Design tokens & code

CSS
--color: #b1f979;
/* rgb */ color: rgb(177, 249, 121);
/* oklch */ color: oklch(90.8% 0.176 133.1);
Tailwind
colors: {
  custom: {
    50: '#cbfba2',
    500: '#b1f979',
    950: '#000000',
  },
}
SCSS
$custom: #b1f979;
$custom-light: #cbfba2;
$custom-dark: #000000;
JSON
{
  "hex": "#b1f979",
  "rgb": {
    "r": 177,
    "g": 249,
    "b": 121
  },
  "hsl": {
    "h": 93.75,
    "s": 91.429,
    "l": 72.549
  },
  "oklch": {
    "l": 0.9075,
    "c": 0.17584,
    "h": 133.1
  },
  "luminance": 0.78479
}

Semantic roles & 50–950 ramp

primary
#B1F979
secondary
#9441D5
accent
#00E681
background
#FEFFFC
surface
#FBFFF6
border
#D4D7D0
text
#14170F
muted
#838580

Preview Lab

Preview with #B1F979

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#B1F979 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva