#647E20#647E20

#647E20 is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 55.4% C 0.122 H 124.0°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#647E20
RGB	rgb(100, 126, 32)
HSL	hsl(77, 59%, 31%)
HSV	hsv(77, 75%, 49%)
CMYK	cmyk(20.6%, 0%, 74.6%, 50.6%)
CIE-LAB	lab(49.17, -23.45, 45.30)
CIE-LCH	lch(49.17, 51.01, 117.37°)
OKLab	oklab(55.39% -0.0681 0.1012)
OKLCH	oklch(55.39% 0.122 124)
XYZ	xyz(12.9772, 17.7352, 4.1058)
Luminance	0.1774 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647E20 #3A207E

analogous

#7E6920 #647E20 #357E20

triadic

#647E20 #20647E #7E2064

tetradic

#647E20 #207E69 #3A207E #7E2035

square

#647E20 #207E69 #3A207E #7E2035

split-complementary

#647E20 #20357E #69207E

monochromatic

#171C07 #3D4D14 #647E20 #8BAF2C #ABD048

Accessibility & contrast

On white

4.62

#647E20 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#647E20 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647E20

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647E20	#FFFFFF	#000000	##FFFFFF
##647E20	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#85760F

Deuteranopia (green-blind)

#827528

Tritanopia (blue-blind)

#69786C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647e20;
/* rgb */ color: rgb(100, 126, 32);
/* oklch */ color: oklch(55.4% 0.122 124.0);

Tailwind

colors: {
  custom: {
    50: '#93a362',
    500: '#647e20',
    950: '#000000',
  },
}

SCSS

$custom: #647e20;
$custom-light: #93a362;
$custom-dark: #000000;

JSON

{
  "hex": "#647e20",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 32
  },
  "hsl": {
    "h": 76.596,
    "s": 59.494,
    "l": 30.98
  },
  "oklch": {
    "l": 0.55385,
    "c": 0.12197,
    "h": 124
  },
  "luminance": 0.17735
}

Semantic roles & 50–950 ramp

primary

#647E20

secondary

#6649B1

accent

#45E371

background

#F9FAF6

surface

#F2F3EB

border

#CCCDC6

text

#0D0F05

muted

#7E7F7A

Preview Lab

Preview with #647E20

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

Preview Lab → · Contrast checker → · Palette generator →