#639724#639724

#639724 is a mid, vivid yellow-green. Relative luminance 0.249; OKLCH L 61.7% C 0.153 H 131.3°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#639724
RGB	rgb(99, 151, 36)
HSL	hsl(87, 61%, 37%)
HSV	hsv(87, 76%, 59%)
CMYK	cmyk(34.4%, 0%, 76.2%, 40.8%)
CIE-LAB	lab(56.99, -35.52, 51.44)
CIE-LCH	lch(56.99, 62.51, 124.62°)
OKLab	oklab(61.73% -0.1006 0.1147)
OKLCH	oklch(61.73% 0.153 131.3)
XYZ	xyz(16.5305, 24.9126, 5.6064)
Luminance	0.2491 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639724 #582497

analogous

#979224 #639724 #2A9724

triadic

#639724 #246397 #972463

tetradic

#639724 #249792 #582497 #97242A

square

#639724 #249792 #582497 #97242A

split-complementary

#639724 #242A97 #922497

monochromatic

#22340C #436618 #639724 #83C830 #A1D85D

Accessibility & contrast

On white

3.51

#639724 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#639724 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639724

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639724	#FFFFFF	#000000	##000000
##639724	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8B0A

Deuteranopia (green-blind)

#97872F

Tritanopia (blue-blind)

#659081

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #639724;
/* rgb */ color: rgb(99, 151, 36);
/* oklch */ color: oklch(61.7% 0.153 131.3);

Tailwind

colors: {
  custom: {
    50: '#94b668',
    500: '#639724',
    950: '#000000',
  },
}

SCSS

$custom: #639724;
$custom-light: #94b668;
$custom-dark: #000000;

JSON

{
  "hex": "#639724",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 36
  },
  "hsl": {
    "h": 87.13,
    "s": 61.497,
    "l": 36.667
  },
  "oklch": {
    "l": 0.61727,
    "c": 0.15259,
    "h": 131.3
  },
  "luminance": 0.24913
}

Semantic roles & 50–950 ramp

primary

#639724

secondary

#875ABD

accent

#43E58C

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #639724

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

Preview Lab → · Contrast checker → · Palette generator →