#647F4E#647F4E

#647F4E is a mid, moderate yellow-green. Relative luminance 0.184; OKLCH L 56.2% C 0.078 H 132.0°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#647F4E
RGB	rgb(100, 127, 78)
HSL	hsl(93, 24%, 40%)
HSV	hsv(93, 39%, 50%)
CMYK	cmyk(21.3%, 0%, 38.6%, 50.2%)
CIE-LAB	lab(50.02, -19.15, 23.55)
CIE-LCH	lch(50.02, 30.35, 129.12°)
OKLab	oklab(56.25% -0.0523 0.0582)
OKLCH	oklch(56.25% 0.078 132)
XYZ	xyz(14.2198, 18.4379, 10.0159)
Luminance	0.1844 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647F4E #694E7F

analogous

#7C7F4E #647F4E #4E7F51

triadic

#647F4E #4E647F #7F4E64

tetradic

#647F4E #4E7C7F #694E7F #7F514E

square

#647F4E #4E7C7F #694E7F #7F514E

split-complementary

#647F4E #514E7F #7F4E7C

monochromatic

#28331F #465937 #647F4E #82A268 #A1BA8E

Accessibility & contrast

On white

4.48

#647F4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#647F4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647F4E

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647F4E	#FFFFFF	#000000	##000000
##647F4E	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83784B

Deuteranopia (green-blind)

#7F7651

Tritanopia (blue-blind)

#657B73

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #647f4e;
/* rgb */ color: rgb(100, 127, 78);
/* oklch */ color: oklch(56.2% 0.078 132.0);

Tailwind

colors: {
  custom: {
    50: '#91a480',
    500: '#647f4e',
    950: '#000000',
  },
}

SCSS

$custom: #647f4e;
$custom-light: #91a480;
$custom-dark: #000000;

JSON

{
  "hex": "#647f4e",
  "rgb": {
    "r": 100,
    "g": 127,
    "b": 78
  },
  "hsl": {
    "h": 93.061,
    "s": 23.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.56245,
    "c": 0.07831,
    "h": 132
  },
  "luminance": 0.18438
}

Semantic roles & 50–950 ramp

primary

#647F4E

secondary

#9683A6

accent

#67C098

background

#F8FAF7

surface

#F0F4EE

border

#CBCEC9

text

#0D0F0A

muted

#7D7F7C

Preview Lab

Preview with #647F4E

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

Preview Lab → · Contrast checker → · Palette generator →