#B5D73A#B5D73A

#B5D73A is a very light, vivid yellow-green. Relative luminance 0.587; OKLCH L 82.7% C 0.179 H 121.3°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX#B5D73A
RGBrgb(181, 215, 58)
HSLhsl(73, 66%, 54%)
HSVhsv(73, 73%, 84%)
CMYKcmyk(15.8%, 0%, 73%, 15.7%)
CIE-LABlab(81.14, -31.58, 68.97)
CIE-LCHlch(81.14, 75.86, 114.60°)
OKLaboklab(82.67% -0.093 0.153)
OKLCHoklch(82.67% 0.179 121.3)
XYZxyz(44.1209, 58.7301, 13.0138)
Luminance0.5873 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B5D73A #5C3AD7
analogous
#D7AB3A #B5D73A #66D73A
triadic
#B5D73A #3AB5D7 #D73AB5
tetradic
#B5D73A #3AD7AB #5C3AD7 #D73A66
square
#B5D73A #3AD7AB #5C3AD7 #D73A66
split-complementary
#B5D73A #3A66D7 #AB3AD7
monochromatic
#687D19 #92B024 #B5D73A #C8E16D #DBECA0

Accessibility & contrast

On white

1.65
#B5D73A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.75
#B5D73A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D73A
12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B5D73A#FFFFFF#000000##000000
##B5D73A1.001.6512.7512.75
#FFFFFF1.651.0021.0021.00
#00000012.7521.001.001.00
##00000012.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#E4CA19
Deuteranopia (green-blind)
#E0CA48
Tritanopia (blue-blind)
#BFCCB9
Achromatopsia (no color)
#C9C9C9

Design tokens & code

CSS
--color: #b5d73a;
/* rgb */ color: rgb(181, 215, 58);
/* oklch */ color: oklch(82.7% 0.179 121.3);
Tailwind
colors: {
  custom: {
    50: '#cfe37b',
    500: '#b5d73a',
    950: '#000000',
  },
}
SCSS
$custom: #b5d73a;
$custom-light: #cfe37b;
$custom-dark: #000000;
JSON
{
  "hex": "#b5d73a",
  "rgb": {
    "r": 181,
    "g": 215,
    "b": 58
  },
  "hsl": {
    "h": 72.994,
    "s": 66.245,
    "l": 53.529
  },
  "oklch": {
    "l": 0.82667,
    "c": 0.17908,
    "h": 121.3
  },
  "luminance": 0.5873
}

Semantic roles & 50–950 ramp

primary
#B5D73A
secondary
#433185
accent
#3FE964
background
#FEFEFB
surface
#FBFCF2
border
#D4D5CC
text
#14150A
muted
#83847D

Preview Lab

Preview with #B5D73A

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

Preview Lab → · Contrast checker → · Palette generator →

#B5D73A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva