#647B24#647B24

#647B24 is a mid, moderate yellow-green. Relative luminance 0.170; OKLCH L 54.7% C 0.115 H 123.1°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#647B24
RGB	rgb(100, 123, 36)
HSL	hsl(76, 55%, 31%)
HSV	hsv(76, 71%, 48%)
CMYK	cmyk(18.7%, 0%, 70.7%, 51.8%)
CIE-LAB	lab(48.26, -21.67, 42.78)
CIE-LCH	lch(48.26, 47.95, 116.86°)
OKLab	oklab(54.66% -0.0628 0.0965)
OKLCH	oklch(54.66% 0.115 123.1)
XYZ	xyz(12.6571, 17.0026, 4.2837)
Luminance	0.1700 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647B24 #3B247B

analogous

#7B6624 #647B24 #387B24

triadic

#647B24 #24647B #7B2464

tetradic

#647B24 #247B66 #3B247B #7B2438

square

#647B24 #247B66 #3B247B #7B2438

split-complementary

#647B24 #24387B #66247B

monochromatic

#171C08 #3E4C16 #647B24 #8AAA32 #AACB4E

Accessibility & contrast

On white

4.77

#647B24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#647B24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647B24

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647B24	#FFFFFF	#000000	##FFFFFF
##647B24	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827317

Deuteranopia (green-blind)

#7F722B

Tritanopia (blue-blind)

#69756A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647b24;
/* rgb */ color: rgb(100, 123, 36);
/* oklch */ color: oklch(54.7% 0.115 123.1);

Tailwind

colors: {
  custom: {
    50: '#93a164',
    500: '#647b24',
    950: '#000000',
  },
}

SCSS

$custom: #647b24;
$custom-light: #93a164;
$custom-dark: #000000;

JSON

{
  "hex": "#647b24",
  "rgb": {
    "r": 100,
    "g": 123,
    "b": 36
  },
  "hsl": {
    "h": 75.862,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.54659,
    "c": 0.11517,
    "h": 123.1
  },
  "luminance": 0.17003
}

Semantic roles & 50–950 ramp

primary

#647B24

secondary

#674DAD

accent

#4ADE71

background

#F9F9F6

surface

#F2F2EB

border

#CCCCC6

text

#0D0F06

muted

#7E7E7A

Preview Lab

Preview with #647B24

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

Preview Lab → · Contrast checker → · Palette generator →