#99CF41#99CF41

#99CF41 is a light, vivid yellow-green. Relative luminance 0.518; OKLCH L 79.0% C 0.178 H 128.0°. Best body text is #000000 at 11.36:1 contrast (WCAG AA passes).

Color values

HEX#99CF41
RGBrgb(153, 207, 65)
HSLhsl(83, 60%, 53%)
HSVhsv(83, 69%, 81%)
CMYKcmyk(26.1%, 0%, 68.6%, 18.8%)
CIE-LABlab(77.15, -38.39, 61.93)
CIE-LCHlch(77.15, 72.86, 121.80°)
OKLaboklab(79% -0.1095 0.14)
OKLCHoklch(79% 0.178 128)
XYZxyz(36.4038, 51.7788, 13.0764)
Luminance0.5178 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#99CF41 #7741CF
analogous
#CFBE41 #99CF41 #52CF41
triadic
#99CF41 #4199CF #CF4199
tetradic
#99CF41 #41CFBE #7741CF #CF4152
square
#99CF41 #41CFBE #7741CF #CF4152
split-complementary
#99CF41 #4152CF #BE41CF
monochromatic
#55771E #78A82B #99CF41 #B3DB72 #CDE8A3

Accessibility & contrast

On white

1.85
#99CF41 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.36
#99CF41 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CF41
11.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##99CF41#FFFFFF#000000##000000
##99CF411.001.8511.3611.36
#FFFFFF1.851.0021.0021.00
#00000011.3621.001.001.00
##00000011.3621.001.001.00

Color blindness preview

Protanopia (red-blind)
#D9C12B
Deuteranopia (green-blind)
#D2BD4D
Tritanopia (blue-blind)
#9EC6B3
Achromatopsia (no color)
#BEBEBE

Design tokens & code

CSS
--color: #99cf41;
/* rgb */ color: rgb(153, 207, 65);
/* oklch */ color: oklch(79.0% 0.178 128.0);
Tailwind
colors: {
  custom: {
    50: '#bbde7d',
    500: '#99cf41',
    950: '#000000',
  },
}
SCSS
$custom: #99cf41;
$custom-light: #bbde7d;
$custom-dark: #000000;
JSON
{
  "hex": "#99cf41",
  "rgb": {
    "r": 153,
    "g": 207,
    "b": 65
  },
  "hsl": {
    "h": 82.817,
    "s": 59.664,
    "l": 53.333
  },
  "oklch": {
    "l": 0.78997,
    "c": 0.1777,
    "h": 128
  },
  "luminance": 0.5178
}

Semantic roles & 50–950 ramp

primary
#99CF41
secondary
#513480
accent
#45E381
background
#FDFEFB
surface
#F9FCF2
border
#D2D5CC
text
#12150A
muted
#82847D

Preview Lab

Preview with #99CF41

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

Preview Lab → · Contrast checker → · Palette generator →

#99CF41 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva