#639424#639424

#639424 is a mid, vivid yellow-green. Relative luminance 0.240; OKLCH L 61.0% C 0.149 H 130.7°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#639424
RGB	rgb(99, 148, 36)
HSL	hsl(86, 61%, 36%)
HSV	hsv(86, 76%, 58%)
CMYK	cmyk(33.1%, 0%, 75.7%, 42%)
CIE-LAB	lab(56.05, -34.16, 50.52)
CIE-LCH	lch(56.05, 60.99, 124.06°)
OKLab	oklab(60.96% -0.097 0.1128)
OKLCH	oklch(60.96% 0.149 130.7)
XYZ	xyz(16.0538, 23.9593, 5.4475)
Luminance	0.2396 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639424 #552494

analogous

#948D24 #639424 #2B9424

triadic

#639424 #246394 #942463

tetradic

#639424 #24948D #552494 #94242B

square

#639424 #24948D #552494 #94242B

split-complementary

#639424 #242B94 #8D2494

monochromatic

#21320C #426318 #639424 #84C530 #A1D75B

Accessibility & contrast

On white

3.63

#639424 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#639424 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639424

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639424	#FFFFFF	#000000	##000000
##639424	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B890C

Deuteranopia (green-blind)

#94852F

Tritanopia (blue-blind)

#658E7F

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #639424;
/* rgb */ color: rgb(99, 148, 36);
/* oklch */ color: oklch(61.0% 0.149 130.7);

Tailwind

colors: {
  custom: {
    50: '#94b367',
    500: '#639424',
    950: '#000000',
  },
}

SCSS

$custom: #639424;
$custom-light: #94b367;
$custom-dark: #000000;

JSON

{
  "hex": "#639424",
  "rgb": {
    "r": 99,
    "g": 148,
    "b": 36
  },
  "hsl": {
    "h": 86.25,
    "s": 60.87,
    "l": 36.078
  },
  "oklch": {
    "l": 0.60958,
    "c": 0.14873,
    "h": 130.7
  },
  "luminance": 0.2396
}

Semantic roles & 50–950 ramp

primary

#639424

secondary

#8458BC

accent

#44E48A

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #639424

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

Preview Lab → · Contrast checker → · Palette generator →