#647B2F#647B2F

#647B2F is a mid, moderate yellow-green. Relative luminance 0.171; OKLCH L 54.8% C 0.106 H 124.0°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#647B2F
RGB	rgb(100, 123, 47)
HSL	hsl(78, 45%, 33%)
HSV	hsv(78, 62%, 48%)
CMYK	cmyk(18.7%, 0%, 61.8%, 51.8%)
CIE-LAB	lab(48.36, -20.79, 37.90)
CIE-LCH	lch(48.36, 43.23, 118.74°)
OKLab	oklab(54.77% -0.0593 0.0878)
OKLCH	oklch(54.77% 0.106 124)
XYZ	xyz(12.8516, 17.0804, 5.3086)
Luminance	0.1708 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647B2F #462F7B

analogous

#7B6C2F #647B2F #3E7B2F

triadic

#647B2F #2F647B #7B2F64

tetradic

#647B2F #2F7B6C #462F7B #7B2F3E

square

#647B2F #2F7B6C #462F7B #7B2F3E

split-complementary

#647B2F #2F3E7B #6C2F7B

monochromatic

#1C220D #404F1E #647B2F #88A740 #A5C362

Accessibility & contrast

On white

4.76

#647B2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#647B2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647B2F

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647B2F	#FFFFFF	#000000	##FFFFFF
##647B2F	1.00	4.76	4.42	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827427

Deuteranopia (green-blind)

#7F7334

Tritanopia (blue-blind)

#68756B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647b2f;
/* rgb */ color: rgb(100, 123, 47);
/* oklch */ color: oklch(54.8% 0.106 124.0);

Tailwind

colors: {
  custom: {
    50: '#92a16b',
    500: '#647b2f',
    950: '#000000',
  },
}

SCSS

$custom: #647b2f;
$custom-light: #92a16b;
$custom-dark: #000000;

JSON

{
  "hex": "#647b2f",
  "rgb": {
    "r": 100,
    "g": 123,
    "b": 47
  },
  "hsl": {
    "h": 78.158,
    "s": 44.706,
    "l": 33.333
  },
  "oklch": {
    "l": 0.5477,
    "c": 0.10596,
    "h": 124
  },
  "luminance": 0.1708
}

Semantic roles & 50–950 ramp

primary

#647B2F

secondary

#745CAA

accent

#53D47A

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0F07

muted

#7E7E7A

Preview Lab

Preview with #647B2F

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

Preview Lab → · Contrast checker → · Palette generator →