#647D4E#647D4E

#647D4E is a mid, moderate yellow-green. Relative luminance 0.179; OKLCH L 55.8% C 0.075 H 131.2°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#647D4E
RGB	rgb(100, 125, 78)
HSL	hsl(92, 23%, 40%)
HSV	hsv(92, 38%, 49%)
CMYK	cmyk(20%, 0%, 37.6%, 51%)
CIE-LAB	lab(49.41, -18.09, 22.74)
CIE-LCH	lch(49.41, 29.06, 128.50°)
OKLab	oklab(55.75% -0.0494 0.0564)
OKLCH	oklch(55.75% 0.075 131.2)
XYZ	xyz(13.9640, 17.9264, 9.9307)
Luminance	0.1793 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647D4E #674E7D

analogous

#7C7D4E #647D4E #4E7D4F

triadic

#647D4E #4E647D #7D4E64

tetradic

#647D4E #4E7C7D #674E7D #7D4F4E

square

#647D4E #4E7C7D #674E7D #7D4F4E

split-complementary

#647D4E #4F4E7D #7D4E7C

monochromatic

#28321F #465736 #647D4E #82A168 #A1B88D

Accessibility & contrast

On white

4.58

#647D4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#647D4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647D4E

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647D4E	#FFFFFF	#000000	##000000
##647D4E	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81774B

Deuteranopia (green-blind)

#7D7550

Tritanopia (blue-blind)

#657971

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647d4e;
/* rgb */ color: rgb(100, 125, 78);
/* oklch */ color: oklch(55.8% 0.075 131.2);

Tailwind

colors: {
  custom: {
    50: '#91a280',
    500: '#647d4e',
    950: '#000000',
  },
}

SCSS

$custom: #647d4e;
$custom-light: #91a280;
$custom-dark: #000000;

JSON

{
  "hex": "#647d4e",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 78
  },
  "hsl": {
    "h": 91.915,
    "s": 23.153,
    "l": 39.804
  },
  "oklch": {
    "l": 0.5575,
    "c": 0.07495,
    "h": 131.2
  },
  "luminance": 0.17927
}

Semantic roles & 50–950 ramp

primary

#647D4E

secondary

#9582A5

accent

#68C097

background

#F8FAF7

surface

#F0F3EE

border

#CBCDC9

text

#0D0F0A

muted

#7D7F7C

Preview Lab

Preview with #647D4E

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

Preview Lab → · Contrast checker → · Palette generator →