#647F2D#647F2D

#647F2D is a mid, moderate yellow-green. Relative luminance 0.181; OKLCH L 55.8% C 0.113 H 125.4°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#647F2D
RGB	rgb(100, 127, 45)
HSL	hsl(80, 48%, 34%)
HSV	hsv(80, 65%, 50%)
CMYK	cmyk(21.3%, 0%, 64.6%, 50.2%)
CIE-LAB	lab(49.59, -23.01, 40.20)
CIE-LCH	lch(49.59, 46.32, 119.79°)
OKLab	oklab(55.76% -0.0657 0.0924)
OKLCH	oklch(55.76% 0.113 125.4)
XYZ	xyz(13.3186, 18.0774, 5.2697)
Luminance	0.1808 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647F2D #482D7F

analogous

#7F712D #647F2D #3B7F2D

triadic

#647F2D #2D647F #7F2D64

tetradic

#647F2D #2D7F71 #482D7F #7F2D3B

square

#647F2D #2D7F71 #482D7F #7F2D3B

split-complementary

#647F2D #2D3B7F #712D7F

monochromatic

#1D250D #40521D #647F2D #88AC3D #A5C760

Accessibility & contrast

On white

4.55

#647F2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#647F2D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647F2D

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647F2D	#FFFFFF	#000000	##000000
##647F2D	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#867723

Deuteranopia (green-blind)

#827633

Tritanopia (blue-blind)

#68796E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #647f2d;
/* rgb */ color: rgb(100, 127, 45);
/* oklch */ color: oklch(55.8% 0.113 125.4);

Tailwind

colors: {
  custom: {
    50: '#92a46a',
    500: '#647f2d',
    950: '#000000',
  },
}

SCSS

$custom: #647f2d;
$custom-light: #92a46a;
$custom-dark: #000000;

JSON

{
  "hex": "#647f2d",
  "rgb": {
    "r": 100,
    "g": 127,
    "b": 45
  },
  "hsl": {
    "h": 79.756,
    "s": 47.674,
    "l": 33.725
  },
  "oklch": {
    "l": 0.55755,
    "c": 0.11338,
    "h": 125.4
  },
  "luminance": 0.18078
}

Semantic roles & 50–950 ramp

primary

#647F2D

secondary

#765BAD

accent

#51D77D

background

#F9FAF6

surface

#F1F4EB

border

#CBCEC6

text

#0D0F07

muted

#7E7F7A

Preview Lab

Preview with #647F2D

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

Preview Lab → · Contrast checker → · Palette generator →