#647B2A#647B2A

#647B2A is a mid, moderate yellow-green. Relative luminance 0.170; OKLCH L 54.7% C 0.110 H 123.5°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#647B2A
RGB	rgb(100, 123, 42)
HSL	hsl(77, 49%, 32%)
HSV	hsv(77, 66%, 48%)
CMYK	cmyk(18.7%, 0%, 65.9%, 51.8%)
CIE-LAB	lab(48.31, -21.22, 40.20)
CIE-LCH	lch(48.31, 45.45, 117.83°)
OKLab	oklab(54.72% -0.061 0.092)
OKLCH	oklch(54.72% 0.11 123.5)
XYZ	xyz(12.7565, 17.0423, 4.8075)
Luminance	0.1704 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647B2A #412A7B

analogous

#7B6A2A #647B2A #3C7B2A

triadic

#647B2A #2A647B #7B2A64

tetradic

#647B2A #2A7B6A #412A7B #7B2A3C

square

#647B2A #2A7B6A #412A7B #7B2A3C

split-complementary

#647B2A #2A3C7B #6A2A7B

monochromatic

#1A200B #3F4D1A #647B2A #89A93A #A7C659

Accessibility & contrast

On white

4.76

#647B2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#647B2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647B2A

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647B2A	#FFFFFF	#000000	##FFFFFF
##647B2A	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827320

Deuteranopia (green-blind)

#7F7330

Tritanopia (blue-blind)

#69756A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647b2a;
/* rgb */ color: rgb(100, 123, 42);
/* oklch */ color: oklch(54.7% 0.110 123.5);

Tailwind

colors: {
  custom: {
    50: '#92a168',
    500: '#647b2a',
    950: '#000000',
  },
}

SCSS

$custom: #647b2a;
$custom-light: #92a168;
$custom-dark: #000000;

JSON

{
  "hex": "#647b2a",
  "rgb": {
    "r": 100,
    "g": 123,
    "b": 42
  },
  "hsl": {
    "h": 77.037,
    "s": 49.091,
    "l": 32.353
  },
  "oklch": {
    "l": 0.54716,
    "c": 0.11038,
    "h": 123.5
  },
  "luminance": 0.17042
}

Semantic roles & 50–950 ramp

primary

#647B2A

secondary

#6E55AC

accent

#4FD976

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0F06

muted

#7E7E7A

Preview Lab

Preview with #647B2A

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

Preview Lab → · Contrast checker → · Palette generator →