#4B991F#4B991F

#4B991F is a mid, vivid yellow-green. Relative luminance 0.244; OKLCH L 61.0% C 0.170 H 137.1°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX#4B991F
RGBrgb(75, 153, 31)
HSLhsl(98, 66%, 36%)
HSVhsv(98, 80%, 60%)
CMYKcmyk(51%, 0%, 79.7%, 40%)
CIE-LABlab(56.46, -44.93, 52.21)
CIE-LCHlch(56.46, 68.88, 130.71°)
OKLaboklab(60.98% -0.1248 0.116)
OKLCHoklch(60.98% 0.17 137.1)
XYZxyz(14.5398, 24.3762, 5.2350)
Luminance0.2438 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B991F #6D1F99
analogous
#88991F #4B991F #1F9930
triadic
#4B991F #1F4B99 #991F4B
tetradic
#4B991F #1F8899 #6D1F99 #99301F
square
#4B991F #1F8899 #6D1F99 #99301F
split-complementary
#4B991F #301F99 #991F88
monochromatic
#19330A #326615 #4B991F #64CC29 #86DD56

Accessibility & contrast

On white

3.57
#4B991F on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.88
#4B991F on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B991F
5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B991F#FFFFFF#000000##000000
##4B991F1.003.575.885.88
#FFFFFF3.571.0021.0021.00
#0000005.8821.001.001.00
##0000005.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#9E8B00
Deuteranopia (green-blind)
#94852D
Tritanopia (blue-blind)
#469382
Achromatopsia (no color)
#878787

Design tokens & code

CSS
--color: #4b991f;
/* rgb */ color: rgb(75, 153, 31);
/* oklch */ color: oklch(61.0% 0.170 137.1);
Tailwind
colors: {
  custom: {
    50: '#85b865',
    500: '#4b991f',
    950: '#000000',
  },
}
SCSS
$custom: #4b991f;
$custom-light: #85b865;
$custom-dark: #000000;
JSON
{
  "hex": "#4b991f",
  "rgb": {
    "r": 75,
    "g": 153,
    "b": 31
  },
  "hsl": {
    "h": 98.361,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.60977,
    "c": 0.17036,
    "h": 137.1
  },
  "luminance": 0.24377
}

Semantic roles & 50–950 ramp

primary
#4B991F
secondary
#9954C0
accent
#3FE9AC
background
#F8FBF6
surface
#F0F6EB
border
#CBD0C6
text
#0C1106
muted
#7D807A

Preview Lab

Preview with #4B991F

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

Preview Lab → · Contrast checker → · Palette generator →

#4B991F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva