#99D643#99D643

#99D643 is a light, vivid yellow-green. Relative luminance 0.553; OKLCH L 80.7% C 0.185 H 129.4°. Best body text is #000000 at 12.05:1 contrast (WCAG AA passes).

Color values

HEX#99D643
RGBrgb(153, 214, 67)
HSLhsl(85, 64%, 55%)
HSVhsv(85, 69%, 84%)
CMYKcmyk(28.5%, 0%, 68.7%, 16.1%)
CIE-LABlab(79.20, -41.35, 63.27)
CIE-LCHlch(79.20, 75.59, 123.17°)
OKLaboklab(80.66% -0.1174 0.1431)
OKLCHoklch(80.66% 0.185 129.4)
XYZxyz(38.1964, 55.2697, 13.9648)
Luminance0.5527 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99D643 #8043D6
analogous
#D6C943 #99D643 #4FD643
triadic
#99D643 #4399D6 #D64399
tetradic
#99D643 #43D6C9 #8043D6 #D6434F
square
#99D643 #43D6C9 #8043D6 #D6434F
split-complementary
#99D643 #434FD6 #C943D6
monochromatic
#58821C #7AB427 #99D643 #B4E175 #D0ECA7

Accessibility & contrast

On white

1.74
#99D643 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.05
#99D643 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99D643
12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99D643#FFFFFF#000000##000000
##99D6431.001.7412.0512.05
#FFFFFF1.741.0021.0021.00
#00000012.0521.001.001.00
##00000012.0521.001.001.00

Color blindness preview

Protanopia (red-blind)
#E0C72C
Deuteranopia (green-blind)
#D7C350
Tritanopia (blue-blind)
#9DCDB9
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #99d643;
/* rgb */ color: rgb(153, 214, 67);
/* oklch */ color: oklch(80.7% 0.185 129.4);
Tailwind
colors: {
  custom: {
    50: '#bbe37f',
    500: '#99d643',
    950: '#000000',
  },
}
SCSS
$custom: #99d643;
$custom-light: #bbe37f;
$custom-dark: #000000;
JSON
{
  "hex": "#99d643",
  "rgb": {
    "r": 153,
    "g": 214,
    "b": 67
  },
  "hsl": {
    "h": 84.898,
    "s": 64.192,
    "l": 55.098
  },
  "oklch": {
    "l": 0.80665,
    "c": 0.18508,
    "h": 129.4
  },
  "luminance": 0.55271
}

Semantic roles & 50–950 ramp

primary
#99D643
secondary
#573489
accent
#41E786
background
#FDFEFB
surface
#F9FCF2
border
#D2D5CC
text
#12150B
muted
#82847E

Preview Lab

Preview with #99D643

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

Preview Lab → · Contrast checker → · Palette generator →

#99D643 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva