#647D15#647D15

#647D15 is a mid, vivid yellow-green. Relative luminance 0.174; OKLCH L 55.1% C 0.127 H 123.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX#647D15
RGBrgb(100, 125, 21)
HSLhsl(74, 71%, 29%)
HSVhsv(74, 83%, 49%)
CMYKcmyk(20%, 0%, 83.2%, 51%)
CIE-LABlab(48.80, -23.52, 48.72)
CIE-LCHlch(48.80, 54.10, 115.77°)
OKLaboklab(55.06% -0.0692 0.1064)
OKLCHoklch(55.06% 0.127 123)
XYZxyz(12.7247, 17.4306, 3.4034)
Luminance0.1743 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#647D15 #2E157D
analogous
#7D6215 #647D15 #307D15
triadic
#647D15 #15647D #7D1564
tetradic
#647D15 #157D62 #2E157D #7D1530
square
#647D15 #157D62 #2E157D #7D1530
split-complementary
#647D15 #15307D #62157D
monochromatic
#151A04 #3A490C #647D15 #8EB11E #B3DC30

Accessibility & contrast

On white

4.68
#647D15 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.49
#647D15 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647D15
4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##647D15#FFFFFF#000000##FFFFFF
##647D151.004.684.494.68
#FFFFFF4.681.0021.001.00
#0000004.4921.001.0021.00
##FFFFFF4.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#857500
Deuteranopia (green-blind)
#827420
Tritanopia (blue-blind)
#6A766A
Achromatopsia (no color)
#747474

Design tokens & code

CSS
--color: #647d15;
/* rgb */ color: rgb(100, 125, 21);
/* oklch */ color: oklch(55.1% 0.127 123.0);
Tailwind
colors: {
  custom: {
    50: '#94a25d',
    500: '#647d15',
    950: '#000000',
  },
}
SCSS
$custom: #647d15;
$custom-light: #94a25d;
$custom-dark: #000000;
JSON
{
  "hex": "#647d15",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 21
  },
  "hsl": {
    "h": 74.423,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.55062,
    "c": 0.12697,
    "h": 123
  },
  "luminance": 0.17431
}

Semantic roles & 50–950 ramp

primary
#647D15
secondary
#583CB2
accent
#3AEE65
background
#F9FAF5
surface
#F2F3E9
border
#CCCDC5
text
#0D0F05
muted
#7E7F79

Preview Lab

Preview with #647D15

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

Preview Lab → · Contrast checker → · Palette generator →

#647D15 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva