#647B2D#647B2D

#647B2D is a mid, moderate yellow-green. Relative luminance 0.171; OKLCH L 54.7% C 0.108 H 123.8°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#647B2D
RGB	rgb(100, 123, 45)
HSL	hsl(78, 46%, 33%)
HSV	hsv(78, 63%, 48%)
CMYK	cmyk(18.7%, 0%, 63.4%, 51.8%)
CIE-LAB	lab(48.34, -20.96, 38.83)
CIE-LCH	lch(48.34, 44.13, 118.36°)
OKLab	oklab(54.75% -0.06 0.0895)
OKLCH	oklch(54.75% 0.108 123.8)
XYZ	xyz(12.8122, 17.0646, 5.1009)
Luminance	0.1706 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647B2D #442D7B

analogous

#7B6B2D #647B2D #3D7B2D

triadic

#647B2D #2D647B #7B2D64

tetradic

#647B2D #2D7B6B #442D7B #7B2D3D

square

#647B2D #2D7B6B #442D7B #7B2D3D

split-complementary

#647B2D #2D3D7B #6B2D7B

monochromatic

#1B210C #404E1D #647B2D #88A83D #A6C45E

Accessibility & contrast

On white

4.76

#647B2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#647B2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647B2D

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647B2D	#FFFFFF	#000000	##FFFFFF
##647B2D	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)

#827324

Deuteranopia (green-blind)

#7F7332

Tritanopia (blue-blind)

#69756A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647b2d;
/* rgb */ color: rgb(100, 123, 45);
/* oklch */ color: oklch(54.7% 0.108 123.8);

Tailwind

colors: {
  custom: {
    50: '#92a169',
    500: '#647b2d',
    950: '#000000',
  },
}

SCSS

$custom: #647b2d;
$custom-light: #92a169;
$custom-dark: #000000;

JSON

{
  "hex": "#647b2d",
  "rgb": {
    "r": 100,
    "g": 123,
    "b": 45
  },
  "hsl": {
    "h": 77.692,
    "s": 46.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.54747,
    "c": 0.10777,
    "h": 123.8
  },
  "luminance": 0.17065
}

Semantic roles & 50–950 ramp

primary

#647B2D

secondary

#7159AB

accent

#52D679

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0F06

muted

#7E7E7A

Preview Lab

Preview with #647B2D

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

Preview Lab → · Contrast checker → · Palette generator →