#647D33#647D33

#647D33 is a mid, moderate yellow-green. Relative luminance 0.176; OKLCH L 55.3% C 0.105 H 125.3°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#647D33
RGB	rgb(100, 125, 51)
HSL	hsl(80, 42%, 35%)
HSV	hsv(80, 59%, 49%)
CMYK	cmyk(20%, 0%, 59.2%, 51%)
CIE-LAB	lab(49.03, -21.44, 36.70)
CIE-LCH	lch(49.03, 42.51, 120.29°)
OKLab	oklab(55.32% -0.0607 0.0857)
OKLCH	oklch(55.32% 0.105 125.3)
XYZ	xyz(13.1867, 17.6154, 5.8367)
Luminance	0.1762 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647D33 #4C337D

analogous

#7D7133 #647D33 #3F7D33

triadic

#647D33 #33647D #7D3364

tetradic

#647D33 #337D71 #4C337D #7D333F

square

#647D33 #337D71 #4C337D #7D333F

split-complementary

#647D33 #333F7D #71337D

monochromatic

#1E2610 #415221 #647D33 #87A845 #A4C269

Accessibility & contrast

On white

4.64

#647D33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#647D33 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647D33

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647D33	#FFFFFF	#000000	##FFFFFF
##647D33	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#83752B

Deuteranopia (green-blind)

#807438

Tritanopia (blue-blind)

#68776D

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #647d33;
/* rgb */ color: rgb(100, 125, 51);
/* oklch */ color: oklch(55.3% 0.105 125.3);

Tailwind

colors: {
  custom: {
    50: '#92a26d',
    500: '#647d33',
    950: '#000000',
  },
}

SCSS

$custom: #647d33;
$custom-light: #92a26d;
$custom-dark: #000000;

JSON

{
  "hex": "#647d33",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 51
  },
  "hsl": {
    "h": 80.27,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.5532,
    "c": 0.10504,
    "h": 125.3
  },
  "luminance": 0.17616
}

Semantic roles & 50–950 ramp

primary

#647D33

secondary

#7A62AA

accent

#56D280

background

#F9FAF6

surface

#F1F3EC

border

#CBCDC7

text

#0D0F07

muted

#7E7F7A

Preview Lab

Preview with #647D33

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

Preview Lab → · Contrast checker → · Palette generator →