#647B13#647B13

#647B13 is a mid, vivid yellow-green. Relative luminance 0.169; OKLCH L 54.5% C 0.125 H 122.2°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX#647B13
RGBrgb(100, 123, 19)
HSLhsl(73, 73%, 28%)
HSVhsv(73, 85%, 48%)
CMYKcmyk(18.7%, 0%, 84.6%, 51.8%)
CIE-LABlab(48.16, -22.59, 48.74)
CIE-LCHlch(48.16, 53.72, 114.87°)
OKLaboklab(54.55% -0.0668 0.1061)
OKLCHoklch(54.55% 0.125 122.2)
XYZxyz(12.4562, 16.9222, 3.2261)
Luminance0.1692 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#647B13 #2A137B
analogous
#7B5E13 #647B13 #307B13
triadic
#647B13 #13647B #7B1364
tetradic
#647B13 #137B5E #2A137B #7B1330
square
#647B13 #137B5E #2A137B #7B1330
split-complementary
#647B13 #13307B #5E137B
monochromatic
#161B04 #39460B #647B13 #8FB01B #B6DE2A

Accessibility & contrast

On white

4.79
#647B13 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.38
#647B13 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647B13
4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##647B13#FFFFFF#000000##FFFFFF
##647B131.004.794.384.79
#FFFFFF4.791.0021.001.00
#0000004.3821.001.0021.00
##FFFFFF4.791.0021.001.00

Color blindness preview

Protanopia (red-blind)
#837300
Deuteranopia (green-blind)
#80721E
Tritanopia (blue-blind)
#6A7468
Achromatopsia (no color)
#727272

Design tokens & code

CSS
--color: #647b13;
/* rgb */ color: rgb(100, 123, 19);
/* oklch */ color: oklch(54.5% 0.125 122.2);
Tailwind
colors: {
  custom: {
    50: '#94a15c',
    500: '#647b13',
    950: '#000000',
  },
}
SCSS
$custom: #647b13;
$custom-light: #94a15c;
$custom-dark: #000000;
JSON
{
  "hex": "#647b13",
  "rgb": {
    "r": 100,
    "g": 123,
    "b": 19
  },
  "hsl": {
    "h": 73.269,
    "s": 73.239,
    "l": 27.843
  },
  "oklch": {
    "l": 0.54545,
    "c": 0.12541,
    "h": 122.2
  },
  "luminance": 0.16922
}

Semantic roles & 50–950 ramp

primary
#647B13
secondary
#5339B1
accent
#38F061
background
#F9F9F5
surface
#F2F2E9
border
#CCCCC5
text
#0D0E04
muted
#7E7E79

Preview Lab

Preview with #647B13

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

Preview Lab → · Contrast checker → · Palette generator →

#647B13 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva