#B5E251#B5E251

#B5E251 is a very light, vivid yellow-green. Relative luminance 0.648; OKLCH L 85.3% C 0.177 H 124.8°. Best body text is #000000 at 13.96:1 contrast (WCAG AA passes).

Color values

HEX#B5E251
RGBrgb(181, 226, 81)
HSLhsl(79, 71%, 60%)
HSVhsv(79, 64%, 89%)
CMYKcmyk(19.9%, 0%, 64.2%, 11.4%)
CIE-LABlab(84.39, -35.25, 63.77)
CIE-LCHlch(84.39, 72.86, 118.93°)
OKLaboklab(85.34% -0.1011 0.1455)
OKLCHoklch(85.34% 0.177 124.8)
XYZxyz(47.7379, 64.8101, 17.7776)
Luminance0.6481 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B5E251 #7E51E2
analogous
#E2C751 #B5E251 #6CE251
triadic
#B5E251 #51B5E2 #E251B5
tetradic
#B5E251 #51E2C7 #7E51E2 #E2516C
square
#B5E251 #51E2C7 #7E51E2 #E2516C
split-complementary
#B5E251 #516CE2 #C751E2
monochromatic
#759E1A #9CD323 #B5E251 #CBEB85 #E2F3BA

Accessibility & contrast

On white

1.50
#B5E251 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.96
#B5E251 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E251
13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B5E251#FFFFFF#000000##000000
##B5E2511.001.5013.9613.96
#FFFFFF1.501.0021.0021.00
#00000013.9621.001.001.00
##00000013.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#EED43E
Deuteranopia (green-blind)
#E8D25C
Tritanopia (blue-blind)
#BDD8C4
Achromatopsia (no color)
#D3D3D3

Design tokens & code

CSS
--color: #b5e251;
/* rgb */ color: rgb(181, 226, 81);
/* oklch */ color: oklch(85.3% 0.177 124.8);
Tailwind
colors: {
  custom: {
    50: '#ceeb88',
    500: '#b5e251',
    950: '#000000',
  },
}
SCSS
$custom: #b5e251;
$custom-light: #ceeb88;
$custom-dark: #000000;
JSON
{
  "hex": "#b5e251",
  "rgb": {
    "r": 181,
    "g": 226,
    "b": 81
  },
  "hsl": {
    "h": 78.621,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.85335,
    "c": 0.17717,
    "h": 124.8
  },
  "luminance": 0.64811
}

Semantic roles & 50–950 ramp

primary
#B5E251
secondary
#5736A1
accent
#12D34E
background
#FEFEFC
surface
#FBFDF4
border
#D4D5CE
text
#14160C
muted
#83847F

Preview Lab

Preview with #B5E251

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

Preview Lab → · Contrast checker → · Palette generator →

#B5E251 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva