#99B528#99B528

#99B528 is a light, vivid yellow-green. Relative luminance 0.400; OKLCH L 72.7% C 0.161 H 120.7°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).

Color values

HEX#99B528
RGBrgb(153, 181, 40)
HSLhsl(72, 64%, 43%)
HSVhsv(72, 78%, 71%)
CMYKcmyk(15.5%, 0%, 77.9%, 29%)
CIE-LABlab(69.45, -27.72, 63.08)
CIE-LCHlch(69.45, 68.90, 113.72°)
OKLaboklab(72.72% -0.0823 0.1384)
OKLCHoklch(72.72% 0.161 120.7)
XYZxyz(30.0443, 39.9733, 8.1399)
Luminance0.3997 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99B528 #4428B5
analogous
#B58A28 #99B528 #52B528
triadic
#99B528 #2899B5 #B52899
tetradic
#99B528 #28B58A #4428B5 #B52852
square
#99B528 #28B58A #4428B5 #B52852
split-complementary
#99B528 #2852B5 #8A28B5
monochromatic
#445112 #6F831D #99B528 #B9D644 #CCE177

Accessibility & contrast

On white

2.33
#99B528 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.99
#99B528 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B528
8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99B528#FFFFFF#000000##000000
##99B5281.002.338.998.99
#FFFFFF2.331.0021.0021.00
#0000008.9921.001.001.00
##0000008.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#C1AA00
Deuteranopia (green-blind)
#BDAA36
Tritanopia (blue-blind)
#A2AB9B
Achromatopsia (no color)
#AAAAAA

Design tokens & code

CSS
--color: #99b528;
/* rgb */ color: rgb(153, 181, 40);
/* oklch */ color: oklch(72.7% 0.161 120.7);
Tailwind
colors: {
  custom: {
    50: '#bbcb6e',
    500: '#99b528',
    950: '#000000',
  },
}
SCSS
$custom: #99b528;
$custom-light: #bbcb6e;
$custom-dark: #000000;
JSON
{
  "hex": "#99b528",
  "rgb": {
    "r": 153,
    "g": 181,
    "b": 40
  },
  "hsl": {
    "h": 71.915,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.7272,
    "c": 0.16105,
    "h": 120.7
  },
  "luminance": 0.39973
}

Semantic roles & 50–950 ramp

primary
#99B528
secondary
#8270C8
accent
#41E762
background
#FBFCF7
surface
#F7F8ED
border
#D0D1C8
text
#121308
muted
#81827B

Preview Lab

Preview with #99B528

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

Preview Lab → · Contrast checker → · Palette generator →

#99B528 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva