#647E66#647E66

#647E66 is a mid, muted green. Relative luminance 0.186; OKLCH L 56.5% C 0.047 H 147.0°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#647E66
RGB	rgb(100, 126, 102)
HSL	hsl(125, 12%, 44%)
HSV	hsv(125, 21%, 49%)
CMYK	cmyk(20.6%, 0%, 19%, 50.6%)
CIE-LAB	lab(50.20, -14.48, 10.03)
CIE-LCH	lch(50.20, 17.61, 145.28°)
OKLab	oklab(56.55% -0.0397 0.0258)
OKLCH	oklch(56.55% 0.047 147)
XYZ	xyz(15.1140, 18.5899, 15.3597)
Luminance	0.1859 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647E66 #7E647C

analogous

#6F7E64 #647E66 #647E73

triadic

#647E66 #66647E #7E6664

tetradic

#647E66 #646F7E #7E647C #7E7364

square

#647E66 #646F7E #7E647C #7E7364

split-complementary

#647E66 #73647E #7E646F

monochromatic

#2E3A2F #495C4A #647E66 #839C85 #A5B7A6

Accessibility & contrast

On white

4.45

#647E66 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#647E66 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647E66

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647E66	#FFFFFF	#000000	##000000
##647E66	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7965

Deuteranopia (green-blind)

#7A7667

Tritanopia (blue-blind)

#617D77

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #647e66;
/* rgb */ color: rgb(100, 126, 102);
/* oklch */ color: oklch(56.5% 0.047 147.0);

Tailwind

colors: {
  custom: {
    50: '#90a391',
    500: '#647e66',
    950: '#000000',
  },
}

SCSS

$custom: #647e66;
$custom-light: #90a391;
$custom-dark: #000000;

JSON

{
  "hex": "#647e66",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 102
  },
  "hsl": {
    "h": 124.615,
    "s": 11.504,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5655,
    "c": 0.04736,
    "h": 147
  },
  "luminance": 0.1859
}

Semantic roles & 50–950 ramp

primary

#647E66

secondary

#A797A5

accent

#73AFB4

background

#F8FAF8

surface

#F0F3F0

border

#CBCDCB

text

#0C0F0C

muted

#7D7F7D

Preview Lab

Preview with #647E66

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

Preview Lab → · Contrast checker → · Palette generator →