#99B41B#99B41B

#99B41B is a light, vivid yellow-green. Relative luminance 0.395; OKLCH L 72.4% C 0.165 H 120.2°. Best body text is #000000 at 8.90:1 contrast (WCAG AA passes).

Color values

HEX#99B41B
RGBrgb(153, 180, 27)
HSLhsl(71, 74%, 41%)
HSVhsv(71, 85%, 71%)
CMYKcmyk(15%, 0%, 85%, 29.4%)
CIE-LABlab(69.11, -27.71, 66.25)
CIE-LCHlch(69.11, 71.81, 112.70°)
OKLaboklab(72.43% -0.0831 0.1431)
OKLCHoklch(72.43% 0.165 120.2)
XYZxyz(29.6566, 39.4941, 7.0975)
Luminance0.3949 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99B41B #361BB4
analogous
#B4821B #99B41B #4DB41B
triadic
#99B41B #1B99B4 #B41B99
tetradic
#99B41B #1BB482 #361BB4 #B41B4D
square
#99B41B #1BB482 #361BB4 #B41B4D
split-complementary
#99B41B #1B4DB4 #821BB4
monochromatic
#3F4A0B #6C7F13 #99B41B #C0DF2D #D0E762

Accessibility & contrast

On white

2.36
#99B41B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.90
#99B41B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B41B
8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99B41B#FFFFFF#000000##000000
##99B41B1.002.368.908.90
#FFFFFF2.361.0021.0021.00
#0000008.9021.001.001.00
##0000008.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#C0A900
Deuteranopia (green-blind)
#BDA92D
Tritanopia (blue-blind)
#A2AA99
Achromatopsia (no color)
#A9A9A9

Design tokens & code

CSS
--color: #99b41b;
/* rgb */ color: rgb(153, 180, 27);
/* oklch */ color: oklch(72.4% 0.165 120.2);
Tailwind
colors: {
  custom: {
    50: '#bbca69',
    500: '#99b41b',
    950: '#000000',
  },
}
SCSS
$custom: #99b41b;
$custom-light: #bbca69;
$custom-dark: #000000;
JSON
{
  "hex": "#99b41b",
  "rgb": {
    "r": 153,
    "g": 180,
    "b": 27
  },
  "hsl": {
    "h": 70.588,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.72427,
    "c": 0.16547,
    "h": 120.2
  },
  "luminance": 0.39494
}

Semantic roles & 50–950 ramp

primary
#99B41B
secondary
#725FCC
accent
#37F158
background
#FCFCF6
surface
#F8F8EC
border
#D1D1C7
text
#121307
muted
#81827A

Preview Lab

Preview with #99B41B

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

Preview Lab → · Contrast checker → · Palette generator →

#99B41B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva