#639922#639922

#639922 is a light, vivid yellow-green. Relative luminance 0.256; OKLCH L 62.2% C 0.156 H 131.5°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#639922
RGB	rgb(99, 153, 34)
HSL	hsl(87, 64%, 37%)
HSV	hsv(87, 78%, 60%)
CMYK	cmyk(35.3%, 0%, 77.8%, 40%)
CIE-LAB	lab(57.61, -36.53, 52.72)
CIE-LCH	lch(57.61, 64.14, 124.72°)
OKLab	oklab(62.23% -0.1035 0.1171)
OKLCH	oklch(62.23% 0.156 131.5)
XYZ	xyz(16.8254, 25.5500, 5.5582)
Luminance	0.2555 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639922 #582299

analogous

#999422 #639922 #289922

triadic

#639922 #226399 #992263

tetradic

#639922 #229994 #582299 #992228

square

#639922 #229994 #582299 #992228

split-complementary

#639922 #222899 #942299

monochromatic

#22350C #436717 #639922 #83CB2D #A1DB5B

Accessibility & contrast

On white

3.44

#639922 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#639922 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639922

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639922	#FFFFFF	#000000	##000000
##639922	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08D03

Deuteranopia (green-blind)

#99892E

Tritanopia (blue-blind)

#659283

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #639922;
/* rgb */ color: rgb(99, 153, 34);
/* oklch */ color: oklch(62.2% 0.156 131.5);

Tailwind

colors: {
  custom: {
    50: '#94b767',
    500: '#639922',
    950: '#000000',
  },
}

SCSS

$custom: #639922;
$custom-light: #94b767;
$custom-dark: #000000;

JSON

{
  "hex": "#639922",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 34
  },
  "hsl": {
    "h": 87.227,
    "s": 63.636,
    "l": 36.667
  },
  "oklch": {
    "l": 0.62227,
    "c": 0.15627,
    "h": 131.5
  },
  "luminance": 0.25551
}

Semantic roles & 50–950 ramp

primary

#639922

secondary

#8758BF

accent

#41E78C

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #639922

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

Preview Lab → · Contrast checker → · Palette generator →