#647B2C#647B2C

#647B2C is a mid, moderate yellow-green. Relative luminance 0.171; OKLCH L 54.7% C 0.109 H 123.7°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#647B2C
RGB	rgb(100, 123, 44)
HSL	hsl(77, 47%, 33%)
HSV	hsv(77, 64%, 48%)
CMYK	cmyk(18.7%, 0%, 64.2%, 51.8%)
CIE-LAB	lab(48.33, -21.05, 39.29)
CIE-LCH	lch(48.33, 44.58, 118.18°)
OKLab	oklab(54.74% -0.0603 0.0904)
OKLCH	oklch(54.74% 0.109 123.7)
XYZ	xyz(12.7932, 17.0570, 5.0007)
Luminance	0.1706 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647B2C #432C7B

analogous

#7B6A2C #647B2C #3D7B2C

triadic

#647B2C #2C647B #7B2C64

tetradic

#647B2C #2C7B6A #432C7B #7B2C3D

square

#647B2C #2C7B6A #432C7B #7B2C3D

split-complementary

#647B2C #2C3D7B #6A2C7B

monochromatic

#1B210C #3F4E1C #647B2C #89A83C #A6C55D

Accessibility & contrast

On white

4.76

#647B2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#647B2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647B2C

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647B2C	#FFFFFF	#000000	##FFFFFF
##647B2C	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)

#827323

Deuteranopia (green-blind)

#7F7332

Tritanopia (blue-blind)

#69756A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647b2c;
/* rgb */ color: rgb(100, 123, 44);
/* oklch */ color: oklch(54.7% 0.109 123.7);

Tailwind

colors: {
  custom: {
    50: '#92a169',
    500: '#647b2c',
    950: '#000000',
  },
}

SCSS

$custom: #647b2c;
$custom-light: #92a169;
$custom-dark: #000000;

JSON

{
  "hex": "#647b2c",
  "rgb": {
    "r": 100,
    "g": 123,
    "b": 44
  },
  "hsl": {
    "h": 77.468,
    "s": 47.305,
    "l": 32.745
  },
  "oklch": {
    "l": 0.54737,
    "c": 0.10865,
    "h": 123.7
  },
  "luminance": 0.17057
}

Semantic roles & 50–950 ramp

primary

#647B2C

secondary

#7058AB

accent

#51D778

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0F06

muted

#7E7E7A

Preview Lab

Preview with #647B2C

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

Preview Lab → · Contrast checker → · Palette generator →