#647E19#647E19

#647E19 is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 55.3% C 0.126 H 123.6°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#647E19
RGB	rgb(100, 126, 25)
HSL	hsl(75, 67%, 30%)
HSV	hsv(75, 80%, 49%)
CMYK	cmyk(20.6%, 0%, 80.2%, 50.6%)
CIE-LAB	lab(49.13, -23.84, 47.77)
CIE-LCH	lch(49.13, 53.39, 116.52°)
OKLab	oklab(55.34% -0.0698 0.1051)
OKLCH	oklch(55.34% 0.126 123.6)
XYZ	xyz(12.8920, 17.7011, 3.6570)
Luminance	0.1770 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647E19 #33197E

analogous

#7E6619 #647E19 #317E19

triadic

#647E19 #19647E #7E1964

tetradic

#647E19 #197E66 #33197E #7E1931

square

#647E19 #197E66 #33197E #7E1931

split-complementary

#647E19 #19317E #66197E

monochromatic

#141A05 #3B4B0F #647E19 #8DB123 #AFD83A

Accessibility & contrast

On white

4.63

#647E19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#647E19 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647E19

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647E19	#FFFFFF	#000000	##FFFFFF
##647E19	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)

#867600

Deuteranopia (green-blind)

#827523

Tritanopia (blue-blind)

#69776B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647e19;
/* rgb */ color: rgb(100, 126, 25);
/* oklch */ color: oklch(55.3% 0.126 123.6);

Tailwind

colors: {
  custom: {
    50: '#93a35f',
    500: '#647e19',
    950: '#000000',
  },
}

SCSS

$custom: #647e19;
$custom-light: #93a35f;
$custom-dark: #000000;

JSON

{
  "hex": "#647e19",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 25
  },
  "hsl": {
    "h": 75.446,
    "s": 66.887,
    "l": 29.608
  },
  "oklch": {
    "l": 0.55338,
    "c": 0.12618,
    "h": 123.6
  },
  "luminance": 0.17701
}

Semantic roles & 50–950 ramp

primary

#647E19

secondary

#5E41B2

accent

#3EEA6A

background

#F9FAF5

surface

#F2F3EA

border

#CCCDC6

text

#0D0F05

muted

#7E7F79

Preview Lab

Preview with #647E19

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

Preview Lab → · Contrast checker → · Palette generator →