#647C2A#647C2A

#647C2A is a mid, moderate yellow-green. Relative luminance 0.173; OKLCH L 55.0% C 0.112 H 124.0°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#647C2A
RGB	rgb(100, 124, 42)
HSL	hsl(78, 49%, 33%)
HSV	hsv(78, 66%, 49%)
CMYK	cmyk(19.4%, 0%, 66.1%, 51.4%)
CIE-LAB	lab(48.63, -21.73, 40.53)
CIE-LCH	lch(48.63, 45.99, 118.20°)
OKLab	oklab(54.97% -0.0624 0.0927)
OKLCH	oklch(54.97% 0.112 124)
XYZ	xyz(12.8812, 17.2917, 4.8490)
Luminance	0.1729 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647C2A #422A7C

analogous

#7C6B2A #647C2A #3B7C2A

triadic

#647C2A #2A647C #7C2A64

tetradic

#647C2A #2A7C6B #422A7C #7C2A3B

square

#647C2A #2A7C6B #422A7C #7C2A3B

split-complementary

#647C2A #2A3B7C #6B2A7C

monochromatic

#1A210B #3F4E1B #647C2A #89AA39 #A7C759

Accessibility & contrast

On white

4.71

#647C2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#647C2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647C2A

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647C2A	#FFFFFF	#000000	##FFFFFF
##647C2A	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837420

Deuteranopia (green-blind)

#807330

Tritanopia (blue-blind)

#69766B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647c2a;
/* rgb */ color: rgb(100, 124, 42);
/* oklch */ color: oklch(55.0% 0.112 124.0);

Tailwind

colors: {
  custom: {
    50: '#92a268',
    500: '#647c2a',
    950: '#000000',
  },
}

SCSS

$custom: #647c2a;
$custom-light: #92a268;
$custom-dark: #000000;

JSON

{
  "hex": "#647c2a",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 42
  },
  "hsl": {
    "h": 77.561,
    "s": 49.398,
    "l": 32.549
  },
  "oklch": {
    "l": 0.54968,
    "c": 0.11176,
    "h": 124
  },
  "luminance": 0.17292
}

Semantic roles & 50–950 ramp

primary

#647C2A

secondary

#6F55AD

accent

#4FD977

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0F06

muted

#7E7E7A

Preview Lab

Preview with #647C2A

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

Preview Lab → · Contrast checker → · Palette generator →