#B1EF5C#B1EF5C

#B1EF5C is a very light, vivid yellow-green. Relative luminance 0.719; OKLCH L 88.1% C 0.187 H 129.0°. Best body text is #000000 at 15.37:1 contrast (WCAG AA passes).

Color values

HEX#B1EF5C
RGBrgb(177, 239, 92)
HSLhsl(85, 82%, 65%)
HSVhsv(85, 62%, 94%)
CMYKcmyk(25.9%, 0%, 61.5%, 6.3%)
CIE-LABlab(87.90, -41.72, 63.02)
CIE-LCHlch(87.90, 75.57, 123.51°)
OKLaboklab(88.14% -0.1178 0.1453)
OKLCHoklch(88.14% 0.187 129)
XYZxyz(50.9295, 71.8516, 21.3086)
Luminance0.7185 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B1EF5C #9A5CEF
analogous
#EFE35C #B1EF5C #68EF5C
triadic
#B1EF5C #5CB1EF #EF5CB1
tetradic
#B1EF5C #5CEFE3 #9A5CEF #EF5C68
square
#B1EF5C #5CEFE3 #9A5CEF #EF5C68
split-complementary
#B1EF5C #5C68EF #E35CEF
monochromatic
#76BE13 #96EA24 #B1EF5C #CCF494 #E6FACB

Accessibility & contrast

On white

1.37
#B1EF5C on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.37
#B1EF5C on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1EF5C
15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B1EF5C#FFFFFF#000000##000000
##B1EF5C1.001.3715.3715.37
#FFFFFF1.371.0021.0021.00
#00000015.3721.001.001.00
##00000015.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#FADF4A
Deuteranopia (green-blind)
#F1DB67
Tritanopia (blue-blind)
#B6E5D0
Achromatopsia (no color)
#DCDCDC

Design tokens & code

CSS
--color: #b1ef5c;
/* rgb */ color: rgb(177, 239, 92);
/* oklch */ color: oklch(88.1% 0.187 129.0);
Tailwind
colors: {
  custom: {
    50: '#ccf490',
    500: '#b1ef5c',
    950: '#000000',
  },
}
SCSS
$custom: #b1ef5c;
$custom-light: #ccf490;
$custom-dark: #000000;
JSON
{
  "hex": "#b1ef5c",
  "rgb": {
    "r": 177,
    "g": 239,
    "b": 92
  },
  "hsl": {
    "h": 85.306,
    "s": 82.123,
    "l": 64.902
  },
  "oklch": {
    "l": 0.88144,
    "c": 0.18706,
    "h": 129
  },
  "luminance": 0.71853
}

Semantic roles & 50–950 ramp

primary
#B1EF5C
secondary
#6D33BC
accent
#07DF62
background
#FEFFFC
surface
#FBFEF4
border
#D4D6CE
text
#14170D
muted
#83857F

Preview Lab

Preview with #B1EF5C

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

Preview Lab → · Contrast checker → · Palette generator →

#B1EF5C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva