#99B428#99B428

#99B428 is a light, vivid yellow-green. Relative luminance 0.396; OKLCH L 72.5% C 0.160 H 120.4°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX#99B428
RGBrgb(153, 180, 40)
HSLhsl(72, 64%, 43%)
HSVhsv(72, 78%, 71%)
CMYKcmyk(15%, 0%, 77.8%, 29.4%)
CIE-LABlab(69.16, -27.24, 62.81)
CIE-LCHlch(69.16, 68.46, 113.45°)
OKLaboklab(72.49% -0.081 0.1379)
OKLCHoklch(72.49% 0.16 120.4)
XYZxyz(29.8417, 39.5681, 8.0724)
Luminance0.3957 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99B428 #4328B4
analogous
#B48928 #99B428 #53B428
triadic
#99B428 #2899B4 #B42899
tetradic
#99B428 #28B489 #4328B4 #B42853
square
#99B428 #28B489 #4328B4 #B42853
split-complementary
#99B428 #2853B4 #8928B4
monochromatic
#445012 #6E821D #99B428 #B9D544 #CCE176

Accessibility & contrast

On white

2.36
#99B428 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.91
#99B428 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B428
8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99B428#FFFFFF#000000##000000
##99B4281.002.368.918.91
#FFFFFF2.361.0021.0021.00
#0000008.9121.001.001.00
##0000008.9121.001.001.00

Color blindness preview

Protanopia (red-blind)
#C0A900
Deuteranopia (green-blind)
#BCA936
Tritanopia (blue-blind)
#A2AA9A
Achromatopsia (no color)
#A9A9A9

Design tokens & code

CSS
--color: #99b428;
/* rgb */ color: rgb(153, 180, 40);
/* oklch */ color: oklch(72.5% 0.160 120.4);
Tailwind
colors: {
  custom: {
    50: '#bbca6e',
    500: '#99b428',
    950: '#000000',
  },
}
SCSS
$custom: #99b428;
$custom-light: #bbca6e;
$custom-dark: #000000;
JSON
{
  "hex": "#99b428",
  "rgb": {
    "r": 153,
    "g": 180,
    "b": 40
  },
  "hsl": {
    "h": 71.571,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.72486,
    "c": 0.15989,
    "h": 120.4
  },
  "luminance": 0.39568
}

Semantic roles & 50–950 ramp

primary
#99B428
secondary
#8170C8
accent
#41E761
background
#FBFCF7
surface
#F7F8ED
border
#D0D1C8
text
#121308
muted
#81827B

Preview Lab

Preview with #99B428

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

Preview Lab → · Contrast checker → · Palette generator →

#99B428 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva