#639421#639421

#639421 is a mid, vivid yellow-green. Relative luminance 0.239; OKLCH L 60.9% C 0.150 H 130.5°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#639421
RGB	rgb(99, 148, 33)
HSL	hsl(86, 64%, 35%)
HSV	hsv(86, 78%, 58%)
CMYK	cmyk(33.1%, 0%, 77.7%, 42%)
CIE-LAB	lab(56.03, -34.34, 51.55)
CIE-LCH	lch(56.03, 61.94, 123.67°)
OKLab	oklab(60.94% -0.0977 0.1145)
OKLCH	oklch(60.94% 0.15 130.5)
XYZ	xyz(16.0099, 23.9417, 5.2162)
Luminance	0.2394 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639421 #522194

analogous

#948B21 #639421 #2A9421

triadic

#639421 #216394 #942163

tetradic

#639421 #21948B #522194 #94212A

square

#639421 #21948B #522194 #94212A

split-complementary

#639421 #212A94 #8B2194

monochromatic

#20300B #426216 #639421 #84C62C #A1D956

Accessibility & contrast

On white

3.63

#639421 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#639421 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639421

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639421	#FFFFFF	#000000	##000000
##639421	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)

#9B8904

Deuteranopia (green-blind)

#94852D

Tritanopia (blue-blind)

#658D7E

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #639421;
/* rgb */ color: rgb(99, 148, 33);
/* oklch */ color: oklch(60.9% 0.150 130.5);

Tailwind

colors: {
  custom: {
    50: '#94b366',
    500: '#639421',
    950: '#000000',
  },
}

SCSS

$custom: #639421;
$custom-light: #94b366;
$custom-dark: #000000;

JSON

{
  "hex": "#639421",
  "rgb": {
    "r": 99,
    "g": 148,
    "b": 33
  },
  "hsl": {
    "h": 85.565,
    "s": 63.536,
    "l": 35.49
  },
  "oklch": {
    "l": 0.60938,
    "c": 0.15045,
    "h": 130.5
  },
  "luminance": 0.23942
}

Semantic roles & 50–950 ramp

primary

#639421

secondary

#8154BD

accent

#41E788

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #639421

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

Preview Lab → · Contrast checker → · Palette generator →