#647E16#647E16

#647E16 is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 55.3% C 0.128 H 123.5°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#647E16
RGB	rgb(100, 126, 22)
HSL	hsl(75, 70%, 29%)
HSV	hsv(75, 83%, 49%)
CMYK	cmyk(20.6%, 0%, 82.5%, 50.6%)
CIE-LAB	lab(49.12, -23.98, 48.71)
CIE-LCH	lch(49.12, 54.29, 116.21°)
OKLab	oklab(55.32% -0.0704 0.1066)
OKLCH	oklch(55.32% 0.128 123.5)
XYZ	xyz(12.8614, 17.6889, 3.4956)
Luminance	0.1769 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647E16 #30167E

analogous

#7E6416 #647E16 #307E16

triadic

#647E16 #16647E #7E1664

tetradic

#647E16 #167E64 #30167E #7E1630

square

#647E16 #167E64 #30167E #7E1630

split-complementary

#647E16 #16307E #64167E

monochromatic

#151A05 #3B4A0D #647E16 #8DB21F #B1DB33

Accessibility & contrast

On white

4.63

#647E16 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#647E16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647E16

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647E16	#FFFFFF	#000000	##FFFFFF
##647E16	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867500

Deuteranopia (green-blind)

#827521

Tritanopia (blue-blind)

#69776B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647e16;
/* rgb */ color: rgb(100, 126, 22);
/* oklch */ color: oklch(55.3% 0.128 123.5);

Tailwind

colors: {
  custom: {
    50: '#94a35e',
    500: '#647e16',
    950: '#000000',
  },
}

SCSS

$custom: #647e16;
$custom-light: #94a35e;
$custom-dark: #000000;

JSON

{
  "hex": "#647e16",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 22
  },
  "hsl": {
    "h": 75,
    "s": 70.27,
    "l": 29.02
  },
  "oklch": {
    "l": 0.55321,
    "c": 0.12773,
    "h": 123.5
  },
  "luminance": 0.17689
}

Semantic roles & 50–950 ramp

primary

#647E16

secondary

#5A3DB3

accent

#3BED67

background

#F9FAF5

surface

#F2F3E9

border

#CCCDC5

text

#0D0F05

muted

#7E7F79

Preview Lab

Preview with #647E16

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

Preview Lab → · Contrast checker → · Palette generator →