#4B9921#4B9921

#4B9921 is a mid, vivid yellow-green. Relative luminance 0.244; OKLCH L 61.0% C 0.169 H 137.2°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX#4B9921
RGBrgb(75, 153, 33)
HSLhsl(99, 65%, 36%)
HSVhsv(99, 78%, 60%)
CMYKcmyk(51%, 0%, 78.4%, 40%)
CIE-LABlab(56.47, -44.81, 51.57)
CIE-LCHlch(56.47, 68.32, 130.99°)
OKLaboklab(60.99% -0.1243 0.1149)
OKLCHoklch(60.99% 0.169 137.2)
XYZxyz(14.5669, 24.3871, 5.3781)
Luminance0.2439 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B9921 #6F2199
analogous
#879921 #4B9921 #219933
triadic
#4B9921 #214B99 #99214B
tetradic
#4B9921 #218799 #6F2199 #993321
square
#4B9921 #218799 #6F2199 #993321
split-complementary
#4B9921 #332199 #992187
monochromatic
#1A340B #326716 #4B9921 #64CB2C #87DB59

Accessibility & contrast

On white

3.57
#4B9921 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.88
#4B9921 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B9921
5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B9921#FFFFFF#000000##000000
##4B99211.003.575.885.88
#FFFFFF3.571.0021.0021.00
#0000005.8821.001.001.00
##0000005.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#9E8B01
Deuteranopia (green-blind)
#94852E
Tritanopia (blue-blind)
#469383
Achromatopsia (no color)
#878787

Design tokens & code

CSS
--color: #4b9921;
/* rgb */ color: rgb(75, 153, 33);
/* oklch */ color: oklch(61.0% 0.169 137.2);
Tailwind
colors: {
  custom: {
    50: '#85b866',
    500: '#4b9921',
    950: '#000000',
  },
}
SCSS
$custom: #4b9921;
$custom-light: #85b866;
$custom-dark: #000000;
JSON
{
  "hex": "#4b9921",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 33
  },
  "hsl": {
    "h": 99,
    "s": 64.516,
    "l": 36.471
  },
  "oklch": {
    "l": 0.60989,
    "c": 0.16932,
    "h": 137.2
  },
  "luminance": 0.24388
}

Semantic roles & 50–950 ramp

primary
#4B9921
secondary
#9B56BF
accent
#40E8AD
background
#F8FBF6
surface
#F0F6EB
border
#CBD0C6
text
#0C1106
muted
#7D807A

Preview Lab

Preview with #4B9921

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

Preview Lab → · Contrast checker → · Palette generator →

#4B9921 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva