#639920#639920

#639920 is a light, vivid yellow-green. Relative luminance 0.255; OKLCH L 62.2% C 0.157 H 131.4°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX#639920
RGBrgb(99, 153, 32)
HSLhsl(87, 65%, 36%)
HSVhsv(87, 79%, 60%)
CMYKcmyk(35.3%, 0%, 79.1%, 40%)
CIE-LABlab(57.60, -36.64, 53.36)
CIE-LCHlch(57.60, 64.73, 124.47°)
OKLaboklab(62.22% -0.104 0.1181)
OKLCHoklch(62.22% 0.157 131.4)
XYZxyz(16.7974, 25.5387, 5.4107)
Luminance0.2554 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#639920 #562099
analogous
#999320 #639920 #279920
triadic
#639920 #206399 #992063
tetradic
#639920 #209993 #562099 #992027
square
#639920 #209993 #562099 #992027
split-complementary
#639920 #202799 #932099
monochromatic
#22340B #426615 #639920 #84CC2B #A1DC57

Accessibility & contrast

On white

3.44
#639920 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.11
#639920 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639920
6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##639920#FFFFFF#000000##000000
##6399201.003.446.116.11
#FFFFFF3.441.0021.0021.00
#0000006.1121.001.001.00
##0000006.1121.001.001.00

Color blindness preview

Protanopia (red-blind)
#A08D00
Deuteranopia (green-blind)
#99892D
Tritanopia (blue-blind)
#659283
Achromatopsia (no color)
#8A8A8A

Design tokens & code

CSS
--color: #639920;
/* rgb */ color: rgb(99, 153, 32);
/* oklch */ color: oklch(62.2% 0.157 131.4);
Tailwind
colors: {
  custom: {
    50: '#94b766',
    500: '#639920',
    950: '#000000',
  },
}
SCSS
$custom: #639920;
$custom-light: #94b766;
$custom-dark: #000000;
JSON
{
  "hex": "#639920",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 32
  },
  "hsl": {
    "h": 86.777,
    "s": 65.405,
    "l": 36.275
  },
  "oklch": {
    "l": 0.62215,
    "c": 0.15734,
    "h": 131.4
  },
  "luminance": 0.25539
}

Semantic roles & 50–950 ramp

primary
#639920
secondary
#8555C0
accent
#3FE88B
background
#F9FBF6
surface
#F2F6EB
border
#CCD0C6
text
#0E1106
muted
#7E807A

Preview Lab

Preview with #639920

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

Preview Lab → · Contrast checker → · Palette generator →

#639920 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva