#647A4E#647A4E

#647A4E is a mid, moderate yellow-green. Relative luminance 0.172; OKLCH L 55.0% C 0.070 H 130.0°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#647A4E
RGB	rgb(100, 122, 78)
HSL	hsl(90, 22%, 39%)
HSV	hsv(90, 36%, 48%)
CMYK	cmyk(18%, 0%, 36.1%, 52.2%)
CIE-LAB	lab(48.48, -16.49, 21.53)
CIE-LCH	lch(48.48, 27.12, 127.45°)
OKLab	oklab(55.01% -0.0449 0.0535)
OKLCH	oklch(55.01% 0.07 130)
XYZ	xyz(13.5900, 17.1783, 9.8060)
Luminance	0.1718 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647A4E #644E7A

analogous

#7A7A4E #647A4E #4E7A4E

triadic

#647A4E #4E647A #7A4E64

tetradic

#647A4E #4E7A7A #644E7A #7A4E4E

square

#647A4E #4E7A7A #644E7A #7A4E4E

split-complementary

#647A4E #4E4E7A #7A4E7A

monochromatic

#272F1E #455536 #647A4E #839E67 #A1B68D

Accessibility & contrast

On white

4.73

#647A4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#647A4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647A4E

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647A4E	#FFFFFF	#000000	##FFFFFF
##647A4E	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E744B

Deuteranopia (green-blind)

#7B7350

Tritanopia (blue-blind)

#65766F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647a4e;
/* rgb */ color: rgb(100, 122, 78);
/* oklch */ color: oklch(55.0% 0.070 130.0);

Tailwind

colors: {
  custom: {
    50: '#91a080',
    500: '#647a4e',
    950: '#000000',
  },
}

SCSS

$custom: #647a4e;
$custom-light: #91a080;
$custom-dark: #000000;

JSON

{
  "hex": "#647a4e",
  "rgb": {
    "r": 100,
    "g": 122,
    "b": 78
  },
  "hsl": {
    "h": 90,
    "s": 22,
    "l": 39.216
  },
  "oklch": {
    "l": 0.55009,
    "c": 0.06989,
    "h": 130
  },
  "luminance": 0.17178
}

Semantic roles & 50–950 ramp

primary

#647A4E

secondary

#9281A3

accent

#69BF94

background

#F8F9F7

surface

#F0F2EE

border

#CBCCC9

text

#0D0E0A

muted

#7D7E7C

Preview Lab

Preview with #647A4E

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

Preview Lab → · Contrast checker → · Palette generator →