#647D13#647D13

#647D13 is a mid, vivid yellow-green. Relative luminance 0.174; OKLCH L 55.1% C 0.128 H 123.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#647D13
RGB	rgb(100, 125, 19)
HSL	hsl(74, 74%, 28%)
HSV	hsv(74, 85%, 49%)
CMYK	cmyk(20%, 0%, 84.8%, 51%)
CIE-LAB	lab(48.79, -23.60, 49.29)
CIE-LCH	lch(48.79, 54.65, 115.59°)
OKLab	oklab(55.05% -0.0696 0.1073)
OKLCH	oklch(55.05% 0.128 123)
XYZ	xyz(12.7069, 17.4235, 3.3096)
Luminance	0.1742 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647D13 #2C137D

analogous

#7D6113 #647D13 #2F7D13

triadic

#647D13 #13647D #7D1364

tetradic

#647D13 #137D61 #2C137D #7D132F

square

#647D13 #137D61 #2C137D #7D132F

split-complementary

#647D13 #132F7D #61137D

monochromatic

#151B04 #39480B #647D13 #8EB21B #B5DF2C

Accessibility & contrast

On white

4.68

#647D13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#647D13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647D13

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647D13	#FFFFFF	#000000	##FFFFFF
##647D13	1.00	4.68	4.48	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857500

Deuteranopia (green-blind)

#82741F

Tritanopia (blue-blind)

#6A766A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #647d13;
/* rgb */ color: rgb(100, 125, 19);
/* oklch */ color: oklch(55.1% 0.128 123.0);

Tailwind

colors: {
  custom: {
    50: '#94a25c',
    500: '#647d13',
    950: '#000000',
  },
}

SCSS

$custom: #647d13;
$custom-light: #94a25c;
$custom-dark: #000000;

JSON

{
  "hex": "#647d13",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 19
  },
  "hsl": {
    "h": 74.151,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.55052,
    "c": 0.12788,
    "h": 123
  },
  "luminance": 0.17424
}

Semantic roles & 50–950 ramp

primary

#647D13

secondary

#5639B3

accent

#38F063

background

#F9FAF5

surface

#F2F3E9

border

#CCCDC5

text

#0D0F05

muted

#7E7F79

Preview Lab

Preview with #647D13

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

Preview Lab → · Contrast checker → · Palette generator →