#639723#639723

#639723 is a mid, vivid yellow-green. Relative luminance 0.249; OKLCH L 61.7% C 0.153 H 131.2°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#639723
RGB	rgb(99, 151, 35)
HSL	hsl(87, 62%, 36%)
HSV	hsv(87, 77%, 59%)
CMYK	cmyk(34.4%, 0%, 76.8%, 40.8%)
CIE-LAB	lab(56.98, -35.58, 51.78)
CIE-LCH	lch(56.98, 62.83, 124.49°)
OKLab	oklab(61.72% -0.1009 0.1153)
OKLCH	oklch(61.72% 0.153 131.2)
XYZ	xyz(16.5154, 24.9066, 5.5271)
Luminance	0.2491 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639723 #572397

analogous

#979123 #639723 #299723

triadic

#639723 #236397 #972363

tetradic

#639723 #239791 #572397 #972329

square

#639723 #239791 #572397 #972329

split-complementary

#639723 #232997 #912397

monochromatic

#22340C #426517 #639723 #84C92F #A1D95B

Accessibility & contrast

On white

3.51

#639723 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#639723 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639723

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639723	#FFFFFF	#000000	##000000
##639723	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)

#9E8B08

Deuteranopia (green-blind)

#97872F

Tritanopia (blue-blind)

#659081

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #639723;
/* rgb */ color: rgb(99, 151, 35);
/* oklch */ color: oklch(61.7% 0.153 131.2);

Tailwind

colors: {
  custom: {
    50: '#94b667',
    500: '#639723',
    950: '#000000',
  },
}

SCSS

$custom: #639723;
$custom-light: #94b667;
$custom-dark: #000000;

JSON

{
  "hex": "#639723",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 35
  },
  "hsl": {
    "h": 86.897,
    "s": 62.366,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61721,
    "c": 0.15317,
    "h": 131.2
  },
  "luminance": 0.24907
}

Semantic roles & 50–950 ramp

primary

#639723

secondary

#8658BE

accent

#42E58B

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #639723

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

Preview Lab → · Contrast checker → · Palette generator →